Home / 148,377,321.47-204,785,222.87-82,319,102.30

Finding the Fourth Proportional to 148,377,321.47, 204,785,222.87 and 82,319,102.30

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Solution

The fourth proportional to 148,377,321.47, 204,785,222.87 and 82,319,102.30 is: 113,613,964.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,377,321.47 : 204,785,222.87 = 82,319,102.30 : x
  2. Step 2: Convert to fraction form
    148,377,321.47/204,785,222.87 = 82,319,102.30/x
  3. Step 3: Cross multiply
    148,377,321.47x = 204,785,222.87 × 82,319,102.30
  4. Step 4: Simplify right side
    148,377,321.47x = 16,857,735,710,145,702
  5. Step 5: Solve for x
    x = 16,857,735,710,145,702/148,377,321.47
  6. Step 6: Final answer
    x = 113,613,964.34

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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.