Home / 538,346,446.38-807,526,099.35-150,145,657.65

Finding the Fourth Proportional to 538,346,446.38, 807,526,099.35 and 150,145,657.65

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Solution

The fourth proportional to 538,346,446.38, 807,526,099.35 and 150,145,657.65 is: 225,220,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,346,446.38 : 807,526,099.35 = 150,145,657.65 : x
  2. Step 2: Convert to fraction form
    538,346,446.38/807,526,099.35 = 150,145,657.65/x
  3. Step 3: Cross multiply
    538,346,446.38x = 807,526,099.35 × 150,145,657.65
  4. Step 4: Simplify right side
    538,346,446.38x = 121,246,537,256,444,992
  5. Step 5: Solve for x
    x = 121,246,537,256,444,992/538,346,446.38
  6. Step 6: Final answer
    x = 225,220,279.75

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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.