Home / 82,944,051.20-124,416,076.80-52,785,612.80

Finding the Fourth Proportional to 82,944,051.20, 124,416,076.80 and 52,785,612.80

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Solution

The fourth proportional to 82,944,051.20, 124,416,076.80 and 52,785,612.80 is: 79,178,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,051.20 : 124,416,076.80 = 52,785,612.80 : x
  2. Step 2: Convert to fraction form
    82,944,051.20/124,416,076.80 = 52,785,612.80/x
  3. Step 3: Cross multiply
    82,944,051.20x = 124,416,076.80 × 52,785,612.80
  4. Step 4: Simplify right side
    82,944,051.20x = 6,567,378,856,059,863
  5. Step 5: Solve for x
    x = 6,567,378,856,059,863/82,944,051.20
  6. Step 6: Final answer
    x = 79,178,419.20

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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.