Home / 87,376,659.30-131,112,228.15-38,862,000.90

Finding the Fourth Proportional to 87,376,659.30, 131,112,228.15 and 38,862,000.90

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Solution

The fourth proportional to 87,376,659.30, 131,112,228.15 and 38,862,000.90 is: 58,314,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,376,659.30 : 131,112,228.15 = 38,862,000.90 : x
  2. Step 2: Convert to fraction form
    87,376,659.30/131,112,228.15 = 38,862,000.90/x
  3. Step 3: Cross multiply
    87,376,659.30x = 131,112,228.15 × 38,862,000.90
  4. Step 4: Simplify right side
    87,376,659.30x = 5,095,283,528,366,305
  5. Step 5: Solve for x
    x = 5,095,283,528,366,305/87,376,659.30
  6. Step 6: Final answer
    x = 58,314,011.65

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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.