Home / 101,255,291.76-151,890,023.52-50,123,581.68

Finding the Fourth Proportional to 101,255,291.76, 151,890,023.52 and 50,123,581.68

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Solution

The fourth proportional to 101,255,291.76, 151,890,023.52 and 50,123,581.68 is: 75,188,880.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,255,291.76 : 151,890,023.52 = 50,123,581.68 : x
  2. Step 2: Convert to fraction form
    101,255,291.76/151,890,023.52 = 50,123,581.68/x
  3. Step 3: Cross multiply
    101,255,291.76x = 151,890,023.52 × 50,123,581.68
  4. Step 4: Simplify right side
    101,255,291.76x = 7,613,272,000,281,842
  5. Step 5: Solve for x
    x = 7,613,272,000,281,842/101,255,291.76
  6. Step 6: Final answer
    x = 75,188,880.19

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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.