Home / 81,609,968.30-122,386,375.65-24,087,008.30

Finding the Fourth Proportional to 81,609,968.30, 122,386,375.65 and 24,087,008.30

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Solution

The fourth proportional to 81,609,968.30, 122,386,375.65 and 24,087,008.30 is: 36,122,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,609,968.30 : 122,386,375.65 = 24,087,008.30 : x
  2. Step 2: Convert to fraction form
    81,609,968.30/122,386,375.65 = 24,087,008.30/x
  3. Step 3: Cross multiply
    81,609,968.30x = 122,386,375.65 × 24,087,008.30
  4. Step 4: Simplify right side
    81,609,968.30x = 2,947,921,646,088,468
  5. Step 5: Solve for x
    x = 2,947,921,646,088,468/81,609,968.30
  6. Step 6: Final answer
    x = 36,122,078.07

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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.