Home / 119,126,791.80-178,690,187.70-88,893,703.80

Finding the Fourth Proportional to 119,126,791.80, 178,690,187.70 and 88,893,703.80

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Solution

The fourth proportional to 119,126,791.80, 178,690,187.70 and 88,893,703.80 is: 133,340,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,126,791.80 : 178,690,187.70 = 88,893,703.80 : x
  2. Step 2: Convert to fraction form
    119,126,791.80/178,690,187.70 = 88,893,703.80/x
  3. Step 3: Cross multiply
    119,126,791.80x = 178,690,187.70 × 88,893,703.80
  4. Step 4: Simplify right side
    119,126,791.80x = 15,884,432,617,370,202
  5. Step 5: Solve for x
    x = 15,884,432,617,370,202/119,126,791.80
  6. Step 6: Final answer
    x = 133,340,555.70

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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.