Home / 118,098,008.80-177,147,013.20-113,793,336.70

Finding the Fourth Proportional to 118,098,008.80, 177,147,013.20 and 113,793,336.70

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Solution

The fourth proportional to 118,098,008.80, 177,147,013.20 and 113,793,336.70 is: 170,690,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,008.80 : 177,147,013.20 = 113,793,336.70 : x
  2. Step 2: Convert to fraction form
    118,098,008.80/177,147,013.20 = 113,793,336.70/x
  3. Step 3: Cross multiply
    118,098,008.80x = 177,147,013.20 × 113,793,336.70
  4. Step 4: Simplify right side
    118,098,008.80x = 20,158,149,718,466,944
  5. Step 5: Solve for x
    x = 20,158,149,718,466,944/118,098,008.80
  6. Step 6: Final answer
    x = 170,690,005.05

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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.