Home / 100,861,024.80-151,291,537.20-75,351,856.80

Finding the Fourth Proportional to 100,861,024.80, 151,291,537.20 and 75,351,856.80

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Solution

The fourth proportional to 100,861,024.80, 151,291,537.20 and 75,351,856.80 is: 113,027,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,861,024.80 : 151,291,537.20 = 75,351,856.80 : x
  2. Step 2: Convert to fraction form
    100,861,024.80/151,291,537.20 = 75,351,856.80/x
  3. Step 3: Cross multiply
    100,861,024.80x = 151,291,537.20 × 75,351,856.80
  4. Step 4: Simplify right side
    100,861,024.80x = 11,400,098,246,146,272
  5. Step 5: Solve for x
    x = 11,400,098,246,146,272/100,861,024.80
  6. Step 6: Final answer
    x = 113,027,785.20

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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.