Home / 118,098,052.30-177,147,078.45-113,793,380.20

Finding the Fourth Proportional to 118,098,052.30, 177,147,078.45 and 113,793,380.20

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Solution

The fourth proportional to 118,098,052.30, 177,147,078.45 and 113,793,380.20 is: 170,690,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,052.30 : 177,147,078.45 = 113,793,380.20 : x
  2. Step 2: Convert to fraction form
    118,098,052.30/177,147,078.45 = 113,793,380.20/x
  3. Step 3: Cross multiply
    118,098,052.30x = 177,147,078.45 × 113,793,380.20
  4. Step 4: Simplify right side
    118,098,052.30x = 20,158,164,849,380,076
  5. Step 5: Solve for x
    x = 20,158,164,849,380,076/118,098,052.30
  6. Step 6: Final answer
    x = 170,690,070.30

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Double scale
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Similar ratio
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1.5x scale

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.