Home / 332,196,406.90-498,145,311.15-127,656,502.90

Finding the Fourth Proportional to 332,196,406.90, 498,145,311.15 and 127,656,502.90

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Solution

The fourth proportional to 332,196,406.90, 498,145,311.15 and 127,656,502.90 is: 191,427,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,196,406.90 : 498,145,311.15 = 127,656,502.90 : x
  2. Step 2: Convert to fraction form
    332,196,406.90/498,145,311.15 = 127,656,502.90/x
  3. Step 3: Cross multiply
    332,196,406.90x = 498,145,311.15 × 127,656,502.90
  4. Step 4: Simplify right side
    332,196,406.90x = 63,591,488,357,441,376
  5. Step 5: Solve for x
    x = 63,591,488,357,441,376/332,196,406.90
  6. Step 6: Final answer
    x = 191,427,381.62

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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.