Home / 82,944,665.60-124,416,998.40-25,445,811.20

Finding the Fourth Proportional to 82,944,665.60, 124,416,998.40 and 25,445,811.20

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Solution

The fourth proportional to 82,944,665.60, 124,416,998.40 and 25,445,811.20 is: 38,168,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,665.60 : 124,416,998.40 = 25,445,811.20 : x
  2. Step 2: Convert to fraction form
    82,944,665.60/124,416,998.40 = 25,445,811.20/x
  3. Step 3: Cross multiply
    82,944,665.60x = 124,416,998.40 × 25,445,811.20
  4. Step 4: Simplify right side
    82,944,665.60x = 3,165,891,451,357,102
  5. Step 5: Solve for x
    x = 3,165,891,451,357,102/82,944,665.60
  6. Step 6: Final answer
    x = 38,168,716.80

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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.