Home / 82,944,002.40-124,416,003.60-57,377,896.80

Finding the Fourth Proportional to 82,944,002.40, 124,416,003.60 and 57,377,896.80

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Solution

The fourth proportional to 82,944,002.40, 124,416,003.60 and 57,377,896.80 is: 86,066,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,002.40 : 124,416,003.60 = 57,377,896.80 : x
  2. Step 2: Convert to fraction form
    82,944,002.40/124,416,003.60 = 57,377,896.80/x
  3. Step 3: Cross multiply
    82,944,002.40x = 124,416,003.60 × 57,377,896.80
  4. Step 4: Simplify right side
    82,944,002.40x = 7,138,728,614,829,228
  5. Step 5: Solve for x
    x = 7,138,728,614,829,228/82,944,002.40
  6. Step 6: Final answer
    x = 86,066,845.20

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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.