Home / 99,645,400.65-149,468,100.98-63,414,410.48

Finding the Fourth Proportional to 99,645,400.65, 149,468,100.98 and 63,414,410.48

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Solution

The fourth proportional to 99,645,400.65, 149,468,100.98 and 63,414,410.48 is: 95,121,615.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,645,400.65 : 149,468,100.98 = 63,414,410.48 : x
  2. Step 2: Convert to fraction form
    99,645,400.65/149,468,100.98 = 63,414,410.48/x
  3. Step 3: Cross multiply
    99,645,400.65x = 149,468,100.98 × 63,414,410.48
  4. Step 4: Simplify right side
    99,645,400.65x = 9,478,431,508,147,398
  5. Step 5: Solve for x
    x = 9,478,431,508,147,398/99,645,400.65
  6. Step 6: Final answer
    x = 95,121,615.71

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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.