Home / 133,123,877.20-199,591,337.40-51,211,104.40

Finding the Fourth Proportional to 133,123,877.20, 199,591,337.40 and 51,211,104.40

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Solution

The fourth proportional to 133,123,877.20, 199,591,337.40 and 51,211,104.40 is: 76,780,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,123,877.20 : 199,591,337.40 = 51,211,104.40 : x
  2. Step 2: Convert to fraction form
    133,123,877.20/199,591,337.40 = 51,211,104.40/x
  3. Step 3: Cross multiply
    133,123,877.20x = 199,591,337.40 × 51,211,104.40
  4. Step 4: Simplify right side
    133,123,877.20x = 10,221,292,816,927,024
  5. Step 5: Solve for x
    x = 10,221,292,816,927,024/133,123,877.20
  6. Step 6: Final answer
    x = 76,780,311.93

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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.