Home / 68,182,177.20-102,336,251.40-34,127,962.80

Finding the Fourth Proportional to 68,182,177.20, 102,336,251.40 and 34,127,962.80

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Solution

The fourth proportional to 68,182,177.20, 102,336,251.40 and 34,127,962.80 is: 51,223,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,182,177.20 : 102,336,251.40 = 34,127,962.80 : x
  2. Step 2: Convert to fraction form
    68,182,177.20/102,336,251.40 = 34,127,962.80/x
  3. Step 3: Cross multiply
    68,182,177.20x = 102,336,251.40 × 34,127,962.80
  4. Step 4: Simplify right side
    68,182,177.20x = 3,492,527,780,870,648
  5. Step 5: Solve for x
    x = 3,492,527,780,870,648/68,182,177.20
  6. Step 6: Final answer
    x = 51,223,471.06

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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.