Home / 731,257,914.30-1,096,970,105.97-265,138,849.55

Finding the Fourth Proportional to 731,257,914.30, 1,096,970,105.97 and 265,138,849.55

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Solution

The fourth proportional to 731,257,914.30, 1,096,970,105.97 and 265,138,849.55 is: 397,738,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,257,914.30 : 1,096,970,105.97 = 265,138,849.55 : x
  2. Step 2: Convert to fraction form
    731,257,914.30/1,096,970,105.97 = 265,138,849.55/x
  3. Step 3: Cross multiply
    731,257,914.30x = 1,096,970,105.97 × 265,138,849.55
  4. Step 4: Simplify right side
    731,257,914.30x = 290,849,391,882,142,528
  5. Step 5: Solve for x
    x = 290,849,391,882,142,528/731,257,914.30
  6. Step 6: Final answer
    x = 397,738,453.42

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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.