Finding the Third Proportional to 160,991,640 and 251,053,396
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Solution
The third proportional to 160,991,640 and 251,053,396 is: 391,497,394.79
Step by Step Solution
- Step 1: Write the proportion equation
160,991,640 : 251,053,396 = 251,053,396 : x - Step 2: Convert to fraction form
160,991,640/251,053,396 = 251,053,396/x - Step 3: Cross multiply
160,991,640x = 251,053,396 × 251,053,396 - Step 4: Simplify right side
160,991,640x = 63,027,807,643,132,816 - Step 5: Solve for x
x = 63,027,807,643,132,816/160,991,640 - Step 6: Final answer
x = 391,497,394.79
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.