Home / 133,555,327.20-200,332,990.80-120,375,590.40

Finding the Fourth Proportional to 133,555,327.20, 200,332,990.80 and 120,375,590.40

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Solution

The fourth proportional to 133,555,327.20, 200,332,990.80 and 120,375,590.40 is: 180,563,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,555,327.20 : 200,332,990.80 = 120,375,590.40 : x
  2. Step 2: Convert to fraction form
    133,555,327.20/200,332,990.80 = 120,375,590.40/x
  3. Step 3: Cross multiply
    133,555,327.20x = 200,332,990.80 × 120,375,590.40
  4. Step 4: Simplify right side
    133,555,327.20x = 24,115,202,044,147,772
  5. Step 5: Solve for x
    x = 24,115,202,044,147,772/133,555,327.20
  6. Step 6: Final answer
    x = 180,563,385.60

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1.5x scale

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.