Finding the Third Proportional to 291,438,562 and 631,304,756
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Solution
The third proportional to 291,438,562 and 631,304,756 is: 1,367,511,876.99
Step by Step Solution
- Step 1: Write the proportion equation
291,438,562 : 631,304,756 = 631,304,756 : x - Step 2: Convert to fraction form
291,438,562/631,304,756 = 631,304,756/x - Step 3: Cross multiply
291,438,562x = 631,304,756 × 631,304,756 - Step 4: Simplify right side
291,438,562x = 398,545,694,948,219,520 - Step 5: Solve for x
x = 398,545,694,948,219,520/291,438,562 - Step 6: Final answer
x = 1,367,511,876.99
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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.