Home / 527,569,607.20-791,354,410.80-255,471,815.20

Finding the Fourth Proportional to 527,569,607.20, 791,354,410.80 and 255,471,815.20

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Solution

The fourth proportional to 527,569,607.20, 791,354,410.80 and 255,471,815.20 is: 383,207,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,569,607.20 : 791,354,410.80 = 255,471,815.20 : x
  2. Step 2: Convert to fraction form
    527,569,607.20/791,354,410.80 = 255,471,815.20/x
  3. Step 3: Cross multiply
    527,569,607.20x = 791,354,410.80 × 255,471,815.20
  4. Step 4: Simplify right side
    527,569,607.20x = 202,168,747,793,602,464
  5. Step 5: Solve for x
    x = 202,168,747,793,602,464/527,569,607.20
  6. Step 6: Final answer
    x = 383,207,722.80

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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.