Finding the Third Proportional to 118,708,782 and 257,721,402
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Solution
The third proportional to 118,708,782 and 257,721,402 is: 559,523,229.28
Step by Step Solution
- Step 1: Write the proportion equation
118,708,782 : 257,721,402 = 257,721,402 : x - Step 2: Convert to fraction form
118,708,782/257,721,402 = 257,721,402/x - Step 3: Cross multiply
118,708,782x = 257,721,402 × 257,721,402 - Step 4: Simplify right side
118,708,782x = 66,420,321,048,845,600 - Step 5: Solve for x
x = 66,420,321,048,845,600/118,708,782 - Step 6: Final answer
x = 559,523,229.28
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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.