出生率、死亡率、移動、および時間の経過とともに変化する可能性のあるその他の人口統計の傾向など、さまざまな要因に依存するため、この質問に正確な答えを与えることは不可能です。さらに、人口の増加を予測することは複雑で不確実なタスクであり、さまざまなモデルと投影が異なる結果をもたらすことに注意することが重要です。

そうは言っても、国連は将来の傾向に関するさまざまな仮定に基づいて人口予測を提供しています。国連の「世界人口の見通し2019」レポートによると、世界人口は2060年までに約97億に達すると予測されています。注意して解釈する必要があります。
It is impossible to give an accurate answer to this question as it depends on a variety of factors such as birth rates, death rates, migration, and other demographic trends that are subject to change over time. Additionally, it is important to note that predicting population growth is a complex and uncertain task, with various models and projections yielding different results.

That being said, the United Nations provides population projections based on a range of assumptions about future trends. According to the UN's "World Population Prospects 2019" report, the global population is projected to reach approximately 9.7 billion by 2060, up from an estimated 7.7 billion in 2019. However, it is important to keep in mind that these projections are subject to change and should be interpreted with caution.