Home / 52,488,082.80-78,732,124.20-47,701,177.20

Finding the Fourth Proportional to 52,488,082.80, 78,732,124.20 and 47,701,177.20

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Solution

The fourth proportional to 52,488,082.80, 78,732,124.20 and 47,701,177.20 is: 71,551,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,082.80 : 78,732,124.20 = 47,701,177.20 : x
  2. Step 2: Convert to fraction form
    52,488,082.80/78,732,124.20 = 47,701,177.20/x
  3. Step 3: Cross multiply
    52,488,082.80x = 78,732,124.20 × 47,701,177.20
  4. Step 4: Simplify right side
    52,488,082.80x = 3,755,615,007,796,608.50
  5. Step 5: Solve for x
    x = 3,755,615,007,796,608.50/52,488,082.80
  6. Step 6: Final answer
    x = 71,551,765.80

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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.