Home / 265,227,034.68-397,900,195.38-80,979,098.04

Finding the Fourth Proportional to 265,227,034.68, 397,900,195.38 and 80,979,098.04

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Solution

The fourth proportional to 265,227,034.68, 397,900,195.38 and 80,979,098.04 is: 121,486,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,227,034.68 : 397,900,195.38 = 80,979,098.04 : x
  2. Step 2: Convert to fraction form
    265,227,034.68/397,900,195.38 = 80,979,098.04/x
  3. Step 3: Cross multiply
    265,227,034.68x = 397,900,195.38 × 80,979,098.04
  4. Step 4: Simplify right side
    265,227,034.68x = 32,221,598,931,812,176
  5. Step 5: Solve for x
    x = 32,221,598,931,812,176/265,227,034.68
  6. Step 6: Final answer
    x = 121,486,857.37

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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.