Home / 527,930,167.60-792,178,686.60-221,253,281.20

Finding the Fourth Proportional to 527,930,167.60, 792,178,686.60 and 221,253,281.20

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Solution

The fourth proportional to 527,930,167.60, 792,178,686.60 and 221,253,281.20 is: 331,998,708.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,930,167.60 : 792,178,686.60 = 221,253,281.20 : x
  2. Step 2: Convert to fraction form
    527,930,167.60/792,178,686.60 = 221,253,281.20/x
  3. Step 3: Cross multiply
    527,930,167.60x = 792,178,686.60 × 221,253,281.20
  4. Step 4: Simplify right side
    527,930,167.60x = 175,272,133,706,956,480
  5. Step 5: Solve for x
    x = 175,272,133,706,956,480/527,930,167.60
  6. Step 6: Final answer
    x = 331,998,708.28

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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.