Finding the Fourth Proportional to 708,588,843.80, 1,062,883,265.70 and 363,577,346.60
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Solution
The fourth proportional to 708,588,843.80, 1,062,883,265.70 and 363,577,346.60 is: 545,366,019.90
Step by Step Solution
- Step 1: Write the proportion equation
708,588,843.80 : 1,062,883,265.70 = 363,577,346.60 : x - Step 2: Convert to fraction form
708,588,843.80/1,062,883,265.70 = 363,577,346.60/x - Step 3: Cross multiply
708,588,843.80x = 1,062,883,265.70 × 363,577,346.60 - Step 4: Simplify right side
708,588,843.80x = 386,440,277,488,748,864 - Step 5: Solve for x
x = 386,440,277,488,748,864/708,588,843.80 - Step 6: Final answer
x = 545,366,019.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.