Home / 99,458,793.68-149,188,190.51-51,031,232.55

Finding the Fourth Proportional to 99,458,793.68, 149,188,190.51 and 51,031,232.55

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Solution

The fourth proportional to 99,458,793.68, 149,188,190.51 and 51,031,232.55 is: 76,546,848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,458,793.68 : 149,188,190.51 = 51,031,232.55 : x
  2. Step 2: Convert to fraction form
    99,458,793.68/149,188,190.51 = 51,031,232.55/x
  3. Step 3: Cross multiply
    99,458,793.68x = 149,188,190.51 × 51,031,232.55
  4. Step 4: Simplify right side
    99,458,793.68x = 7,613,257,243,757,090
  5. Step 5: Solve for x
    x = 7,613,257,243,757,090/99,458,793.68
  6. Step 6: Final answer
    x = 76,546,848.83

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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.