Finding the Fourth Proportional to 88,418,080.80, 132,627,121.20 and 52,497,799.20
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Solution
The fourth proportional to 88,418,080.80, 132,627,121.20 and 52,497,799.20 is: 78,746,698.80
Step by Step Solution
- Step 1: Write the proportion equation
88,418,080.80 : 132,627,121.20 = 52,497,799.20 : x - Step 2: Convert to fraction form
88,418,080.80/132,627,121.20 = 52,497,799.20/x - Step 3: Cross multiply
88,418,080.80x = 132,627,121.20 × 52,497,799.20 - Step 4: Simplify right side
88,418,080.80x = 6,962,631,977,231,664 - Step 5: Solve for x
x = 6,962,631,977,231,664/88,418,080.80 - Step 6: Final answer
x = 78,746,698.80
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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.