Home / 99,979,735.05-137,916,458.33-58,159,094.85

Finding the Fourth Proportional to 99,979,735.05, 137,916,458.33 and 58,159,094.85

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Solution

The fourth proportional to 99,979,735.05, 137,916,458.33 and 58,159,094.85 is: 80,227,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,979,735.05 : 137,916,458.33 = 58,159,094.85 : x
  2. Step 2: Convert to fraction form
    99,979,735.05/137,916,458.33 = 58,159,094.85/x
  3. Step 3: Cross multiply
    99,979,735.05x = 137,916,458.33 × 58,159,094.85
  4. Step 4: Simplify right side
    99,979,735.05x = 8,021,096,381,099,747
  5. Step 5: Solve for x
    x = 8,021,096,381,099,747/99,979,735.05
  6. Step 6: Final answer
    x = 80,227,221.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.