Home / 88,019,430.60-132,029,145.90-55,707,817.80

Finding the Fourth Proportional to 88,019,430.60, 132,029,145.90 and 55,707,817.80

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Solution

The fourth proportional to 88,019,430.60, 132,029,145.90 and 55,707,817.80 is: 83,561,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,019,430.60 : 132,029,145.90 = 55,707,817.80 : x
  2. Step 2: Convert to fraction form
    88,019,430.60/132,029,145.90 = 55,707,817.80/x
  3. Step 3: Cross multiply
    88,019,430.60x = 132,029,145.90 × 55,707,817.80
  4. Step 4: Simplify right side
    88,019,430.60x = 7,355,055,604,086,817
  5. Step 5: Solve for x
    x = 7,355,055,604,086,817/88,019,430.60
  6. Step 6: Final answer
    x = 83,561,726.70

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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.