Finding the Third Proportional to 310,438,542 and 517,366,389
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Solution
The third proportional to 310,438,542 and 517,366,389 is: 862,225,349.80
Step by Step Solution
- Step 1: Write the proportion equation
310,438,542 : 517,366,389 = 517,366,389 : x - Step 2: Convert to fraction form
310,438,542/517,366,389 = 517,366,389/x - Step 3: Cross multiply
310,438,542x = 517,366,389 × 517,366,389 - Step 4: Simplify right side
310,438,542x = 267,667,980,466,899,328 - Step 5: Solve for x
x = 267,667,980,466,899,328/310,438,542 - Step 6: Final answer
x = 862,225,349.80
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These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.