Home / 96,543,742.40-144,815,613.60-57,744,612.80

Finding the Fourth Proportional to 96,543,742.40, 144,815,613.60 and 57,744,612.80

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Solution

The fourth proportional to 96,543,742.40, 144,815,613.60 and 57,744,612.80 is: 86,616,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,543,742.40 : 144,815,613.60 = 57,744,612.80 : x
  2. Step 2: Convert to fraction form
    96,543,742.40/144,815,613.60 = 57,744,612.80/x
  3. Step 3: Cross multiply
    96,543,742.40x = 144,815,613.60 × 57,744,612.80
  4. Step 4: Simplify right side
    96,543,742.40x = 8,362,321,534,726,413
  5. Step 5: Solve for x
    x = 8,362,321,534,726,413/96,543,742.40
  6. Step 6: Final answer
    x = 86,616,919.20

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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.