Finding the Third Proportional to 451,129,645.97 and 717,835,937.06
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Solution
The third proportional to 451,129,645.97 and 717,835,937.06 is: 1,142,218,067.78
Step by Step Solution
- Step 1: Write the proportion equation
451,129,645.97 : 717,835,937.06 = 717,835,937.06 : x - Step 2: Convert to fraction form
451,129,645.97/717,835,937.06 = 717,835,937.06/x - Step 3: Cross multiply
451,129,645.97x = 717,835,937.06 × 717,835,937.06 - Step 4: Simplify right side
451,129,645.97x = 515,288,432,538,397,440 - Step 5: Solve for x
x = 515,288,432,538,397,440/451,129,645.97 - Step 6: Final answer
x = 1,142,218,067.78
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.