Home / 100,468,882.31-150,483,604.07-71,234,105.94

Finding the Fourth Proportional to 100,468,882.31, 150,483,604.07 and 71,234,105.94

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Solution

The fourth proportional to 100,468,882.31, 150,483,604.07 and 71,234,105.94 is: 106,695,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,468,882.31 : 150,483,604.07 = 71,234,105.94 : x
  2. Step 2: Convert to fraction form
    100,468,882.31/150,483,604.07 = 71,234,105.94/x
  3. Step 3: Cross multiply
    100,468,882.31x = 150,483,604.07 × 71,234,105.94
  4. Step 4: Simplify right side
    100,468,882.31x = 10,719,564,994,733,480
  5. Step 5: Solve for x
    x = 10,719,564,994,733,480/100,468,882.31
  6. Step 6: Final answer
    x = 106,695,374.22

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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.