Home / 118,098,082.30-177,147,123.45-113,793,410.20

Finding the Fourth Proportional to 118,098,082.30, 177,147,123.45 and 113,793,410.20

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Solution

The fourth proportional to 118,098,082.30, 177,147,123.45 and 113,793,410.20 is: 170,690,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,082.30 : 177,147,123.45 = 113,793,410.20 : x
  2. Step 2: Convert to fraction form
    118,098,082.30/177,147,123.45 = 113,793,410.20/x
  3. Step 3: Cross multiply
    118,098,082.30x = 177,147,123.45 × 113,793,410.20
  4. Step 4: Simplify right side
    118,098,082.30x = 20,158,175,284,495,888
  5. Step 5: Solve for x
    x = 20,158,175,284,495,888/118,098,082.30
  6. Step 6: Final answer
    x = 170,690,115.30

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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.