Home / 119,231,862.30-178,847,793.45-118,476,035.10

Finding the Fourth Proportional to 119,231,862.30, 178,847,793.45 and 118,476,035.10

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Solution

The fourth proportional to 119,231,862.30, 178,847,793.45 and 118,476,035.10 is: 177,714,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,231,862.30 : 178,847,793.45 = 118,476,035.10 : x
  2. Step 2: Convert to fraction form
    119,231,862.30/178,847,793.45 = 118,476,035.10/x
  3. Step 3: Cross multiply
    119,231,862.30x = 178,847,793.45 × 118,476,035.10
  4. Step 4: Simplify right side
    119,231,862.30x = 21,189,177,454,339,748
  5. Step 5: Solve for x
    x = 21,189,177,454,339,748/119,231,862.30
  6. Step 6: Final answer
    x = 177,714,052.65

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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.