Home / 107,488,949.45-161,231,803.90-48,359,572.32

Finding the Fourth Proportional to 107,488,949.45, 161,231,803.90 and 48,359,572.32

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Solution

The fourth proportional to 107,488,949.45, 161,231,803.90 and 48,359,572.32 is: 72,538,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,488,949.45 : 161,231,803.90 = 48,359,572.32 : x
  2. Step 2: Convert to fraction form
    107,488,949.45/161,231,803.90 = 48,359,572.32/x
  3. Step 3: Cross multiply
    107,488,949.45x = 161,231,803.90 × 48,359,572.32
  4. Step 4: Simplify right side
    107,488,949.45x = 7,797,101,081,469,828
  5. Step 5: Solve for x
    x = 7,797,101,081,469,828/107,488,949.45
  6. Step 6: Final answer
    x = 72,538,629.52

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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.