Home / 83,336,249.76-124,903,597.68-42,924,688.80

Finding the Fourth Proportional to 83,336,249.76, 124,903,597.68 and 42,924,688.80

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Solution

The fourth proportional to 83,336,249.76, 124,903,597.68 and 42,924,688.80 is: 64,335,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,336,249.76 : 124,903,597.68 = 42,924,688.80 : x
  2. Step 2: Convert to fraction form
    83,336,249.76/124,903,597.68 = 42,924,688.80/x
  3. Step 3: Cross multiply
    83,336,249.76x = 124,903,597.68 × 42,924,688.80
  4. Step 4: Simplify right side
    83,336,249.76x = 5,361,448,060,414,402
  5. Step 5: Solve for x
    x = 5,361,448,060,414,402/83,336,249.76
  6. Step 6: Final answer
    x = 64,335,125.18

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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.