Finding the Third Proportional to 257,064,794 and 391,620,432
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Solution
The third proportional to 257,064,794 and 391,620,432 is: 596,606,639.02
Step by Step Solution
- Step 1: Write the proportion equation
257,064,794 : 391,620,432 = 391,620,432 : x - Step 2: Convert to fraction form
257,064,794/391,620,432 = 391,620,432/x - Step 3: Cross multiply
257,064,794x = 391,620,432 × 391,620,432 - Step 4: Simplify right side
257,064,794x = 153,366,562,759,866,624 - Step 5: Solve for x
x = 153,366,562,759,866,624/257,064,794 - Step 6: Final answer
x = 596,606,639.02
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.