Home / 83,343,326.60-124,998,401.10-40,212,446.60

Finding the Fourth Proportional to 83,343,326.60, 124,998,401.10 and 40,212,446.60

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Solution

The fourth proportional to 83,343,326.60, 124,998,401.10 and 40,212,446.60 is: 60,310,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,343,326.60 : 124,998,401.10 = 40,212,446.60 : x
  2. Step 2: Convert to fraction form
    83,343,326.60/124,998,401.10 = 40,212,446.60/x
  3. Step 3: Cross multiply
    83,343,326.60x = 124,998,401.10 × 40,212,446.60
  4. Step 4: Simplify right side
    83,343,326.60x = 5,026,491,529,319,131
  5. Step 5: Solve for x
    x = 5,026,491,529,319,131/83,343,326.60
  6. Step 6: Final answer
    x = 60,310,665.95

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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.