Home / 146,573,790.30-219,844,939.05-38,868,414.30

Finding the Fourth Proportional to 146,573,790.30, 219,844,939.05 and 38,868,414.30

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Solution

The fourth proportional to 146,573,790.30, 219,844,939.05 and 38,868,414.30 is: 58,298,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,573,790.30 : 219,844,939.05 = 38,868,414.30 : x
  2. Step 2: Convert to fraction form
    146,573,790.30/219,844,939.05 = 38,868,414.30/x
  3. Step 3: Cross multiply
    146,573,790.30x = 219,844,939.05 × 38,868,414.30
  4. Step 4: Simplify right side
    146,573,790.30x = 8,545,024,172,753,648
  5. Step 5: Solve for x
    x = 8,545,024,172,753,648/146,573,790.30
  6. Step 6: Final answer
    x = 58,298,445.82

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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.