Home / 83,310,008.32-125,045,616.12-40,209,551.92

Finding the Fourth Proportional to 83,310,008.32, 125,045,616.12 and 40,209,551.92

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Solution

The fourth proportional to 83,310,008.32, 125,045,616.12 and 40,209,551.92 is: 60,353,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310,008.32 : 125,045,616.12 = 40,209,551.92 : x
  2. Step 2: Convert to fraction form
    83,310,008.32/125,045,616.12 = 40,209,551.92/x
  3. Step 3: Cross multiply
    83,310,008.32x = 125,045,616.12 × 40,209,551.92
  4. Step 4: Simplify right side
    83,310,008.32x = 5,028,028,193,745,529
  5. Step 5: Solve for x
    x = 5,028,028,193,745,529/83,310,008.32
  6. Step 6: Final answer
    x = 60,353,231.20

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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.