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Finding the Fourth Proportional to 360,930,700.80, 541,396,051.20 and 88,301,467.80

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Solution

The fourth proportional to 360,930,700.80, 541,396,051.20 and 88,301,467.80 is: 132,452,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,930,700.80 : 541,396,051.20 = 88,301,467.80 : x
  2. Step 2: Convert to fraction form
    360,930,700.80/541,396,051.20 = 88,301,467.80/x
  3. Step 3: Cross multiply
    360,930,700.80x = 541,396,051.20 × 88,301,467.80
  4. Step 4: Simplify right side
    360,930,700.80x = 47,806,065,982,083,952
  5. Step 5: Solve for x
    x = 47,806,065,982,083,952/360,930,700.80
  6. Step 6: Final answer
    x = 132,452,201.70

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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.