Home / 118,098,007.80-177,147,011.70-113,793,335.70

Finding the Fourth Proportional to 118,098,007.80, 177,147,011.70 and 113,793,335.70

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Solution

The fourth proportional to 118,098,007.80, 177,147,011.70 and 113,793,335.70 is: 170,690,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,007.80 : 177,147,011.70 = 113,793,335.70 : x
  2. Step 2: Convert to fraction form
    118,098,007.80/177,147,011.70 = 113,793,335.70/x
  3. Step 3: Cross multiply
    118,098,007.80x = 177,147,011.70 × 113,793,335.70
  4. Step 4: Simplify right side
    118,098,007.80x = 20,158,149,370,629,928
  5. Step 5: Solve for x
    x = 20,158,149,370,629,928/118,098,007.80
  6. Step 6: Final answer
    x = 170,690,003.55

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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.