Home / 83,049,145.60-124,536,393.60-31,914,169.60

Finding the Fourth Proportional to 83,049,145.60, 124,536,393.60 and 31,914,169.60

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Solution

The fourth proportional to 83,049,145.60, 124,536,393.60 and 31,914,169.60 is: 47,856,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,049,145.60 : 124,536,393.60 = 31,914,169.60 : x
  2. Step 2: Convert to fraction form
    83,049,145.60/124,536,393.60 = 31,914,169.60/x
  3. Step 3: Cross multiply
    83,049,145.60x = 124,536,393.60 × 31,914,169.60
  4. Step 4: Simplify right side
    83,049,145.60x = 3,974,475,586,722,754.50
  5. Step 5: Solve for x
    x = 3,974,475,586,722,754.50/83,049,145.60
  6. Step 6: Final answer
    x = 47,856,911.21

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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.