Home / 83,049,142.60-124,536,389.10-31,914,166.60

Finding the Fourth Proportional to 83,049,142.60, 124,536,389.10 and 31,914,166.60

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Solution

The fourth proportional to 83,049,142.60, 124,536,389.10 and 31,914,166.60 is: 47,856,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,049,142.60 : 124,536,389.10 = 31,914,166.60 : x
  2. Step 2: Convert to fraction form
    83,049,142.60/124,536,389.10 = 31,914,166.60/x
  3. Step 3: Cross multiply
    83,049,142.60x = 124,536,389.10 × 31,914,166.60
  4. Step 4: Simplify right side
    83,049,142.60x = 3,974,475,069,499,824
  5. Step 5: Solve for x
    x = 3,974,475,069,499,824/83,049,142.60
  6. Step 6: Final answer
    x = 47,856,906.71

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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.