Home / 82,944,063.60-124,416,095.40-74,981,439.60

Finding the Fourth Proportional to 82,944,063.60, 124,416,095.40 and 74,981,439.60

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Solution

The fourth proportional to 82,944,063.60, 124,416,095.40 and 74,981,439.60 is: 112,472,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,063.60 : 124,416,095.40 = 74,981,439.60 : x
  2. Step 2: Convert to fraction form
    82,944,063.60/124,416,095.40 = 74,981,439.60/x
  3. Step 3: Cross multiply
    82,944,063.60x = 124,416,095.40 × 74,981,439.60
  4. Step 4: Simplify right side
    82,944,063.60x = 9,328,897,942,502,938
  5. Step 5: Solve for x
    x = 9,328,897,942,502,938/82,944,063.60
  6. Step 6: Final answer
    x = 112,472,159.40

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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.