Home / 99,885,921.62-149,840,876.91-35,176,343.54

Finding the Fourth Proportional to 99,885,921.62, 149,840,876.91 and 35,176,343.54

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Solution

The fourth proportional to 99,885,921.62, 149,840,876.91 and 35,176,343.54 is: 52,768,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,885,921.62 : 149,840,876.91 = 35,176,343.54 : x
  2. Step 2: Convert to fraction form
    99,885,921.62/149,840,876.91 = 35,176,343.54/x
  3. Step 3: Cross multiply
    99,885,921.62x = 149,840,876.91 × 35,176,343.54
  4. Step 4: Simplify right side
    99,885,921.62x = 5,270,854,162,521,013
  5. Step 5: Solve for x
    x = 5,270,854,162,521,013/99,885,921.62
  6. Step 6: Final answer
    x = 52,768,739.35

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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.