Finding the Third Proportional to 381,542,915 and 826,471,332
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Solution
The third proportional to 381,542,915 and 826,471,332 is: 1,790,243,864.49
Step by Step Solution
- Step 1: Write the proportion equation
381,542,915 : 826,471,332 = 826,471,332 : x - Step 2: Convert to fraction form
381,542,915/826,471,332 = 826,471,332/x - Step 3: Cross multiply
381,542,915x = 826,471,332 × 826,471,332 - Step 4: Simplify right side
381,542,915x = 683,054,862,617,854,208 - Step 5: Solve for x
x = 683,054,862,617,854,208/381,542,915 - Step 6: Final answer
x = 1,790,243,864.49
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.