Finding the Fourth Proportional to 168,418,089.60, 252,711,115.20 and 95,690,716.80
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Solution
The fourth proportional to 168,418,089.60, 252,711,115.20 and 95,690,716.80 is: 143,583,790.88
Step by Step Solution
- Step 1: Write the proportion equation
168,418,089.60 : 252,711,115.20 = 95,690,716.80 : x - Step 2: Convert to fraction form
168,418,089.60/252,711,115.20 = 95,690,716.80/x - Step 3: Cross multiply
168,418,089.60x = 252,711,115.20 × 95,690,716.80 - Step 4: Simplify right side
168,418,089.60x = 24,182,107,756,815,372 - Step 5: Solve for x
x = 24,182,107,756,815,372/168,418,089.60 - Step 6: Final answer
x = 143,583,790.88
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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.