Home / 119,126,800.80-178,690,201.20-88,893,712.80

Finding the Fourth Proportional to 119,126,800.80, 178,690,201.20 and 88,893,712.80

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Solution

The fourth proportional to 119,126,800.80, 178,690,201.20 and 88,893,712.80 is: 133,340,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,126,800.80 : 178,690,201.20 = 88,893,712.80 : x
  2. Step 2: Convert to fraction form
    119,126,800.80/178,690,201.20 = 88,893,712.80/x
  3. Step 3: Cross multiply
    119,126,800.80x = 178,690,201.20 × 88,893,712.80
  4. Step 4: Simplify right side
    119,126,800.80x = 15,884,435,425,647,014
  5. Step 5: Solve for x
    x = 15,884,435,425,647,014/119,126,800.80
  6. Step 6: Final answer
    x = 133,340,569.20

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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.