Home / 100,468,777.68-150,483,447.14-71,234,001.11

Finding the Fourth Proportional to 100,468,777.68, 150,483,447.14 and 71,234,001.11

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Solution

The fourth proportional to 100,468,777.68, 150,483,447.14 and 71,234,001.11 is: 106,695,217.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,468,777.68 : 150,483,447.14 = 71,234,001.11 : x
  2. Step 2: Convert to fraction form
    100,468,777.68/150,483,447.14 = 71,234,001.11/x
  3. Step 3: Cross multiply
    100,468,777.68x = 150,483,447.14 × 71,234,001.11
  4. Step 4: Simplify right side
    100,468,777.68x = 10,719,538,040,627,424
  5. Step 5: Solve for x
    x = 10,719,538,040,627,424/100,468,777.68
  6. Step 6: Final answer
    x = 106,695,217.04

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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.