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Finding the Fourth Proportional to 360,930,410.40, 541,395,615.60 and 88,301,177.40

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Solution

The fourth proportional to 360,930,410.40, 541,395,615.60 and 88,301,177.40 is: 132,451,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,930,410.40 : 541,395,615.60 = 88,301,177.40 : x
  2. Step 2: Convert to fraction form
    360,930,410.40/541,395,615.60 = 88,301,177.40/x
  3. Step 3: Cross multiply
    360,930,410.40x = 541,395,615.60 × 88,301,177.40
  4. Step 4: Simplify right side
    360,930,410.40x = 47,805,870,296,677,816
  5. Step 5: Solve for x
    x = 47,805,870,296,677,816/360,930,410.40
  6. Step 6: Final answer
    x = 132,451,766.10

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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.