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Finding the Fourth Proportional to 123,583,390.80, 185,375,086.20 and 32,716,165.20

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Solution

The fourth proportional to 123,583,390.80, 185,375,086.20 and 32,716,165.20 is: 49,074,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,583,390.80 : 185,375,086.20 = 32,716,165.20 : x
  2. Step 2: Convert to fraction form
    123,583,390.80/185,375,086.20 = 32,716,165.20/x
  3. Step 3: Cross multiply
    123,583,390.80x = 185,375,086.20 × 32,716,165.20
  4. Step 4: Simplify right side
    123,583,390.80x = 6,064,761,944,083,440
  5. Step 5: Solve for x
    x = 6,064,761,944,083,440/123,583,390.80
  6. Step 6: Final answer
    x = 49,074,247.80

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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.