Home / 98,207,154-147,335,753.01-29,122,481.21

Finding the Fourth Proportional to 98,207,154, 147,335,753.01 and 29,122,481.21

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Solution

The fourth proportional to 98,207,154, 147,335,753.01 and 29,122,481.21 is: 43,691,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,207,154 : 147,335,753.01 = 29,122,481.21 : x
  2. Step 2: Convert to fraction form
    98,207,154/147,335,753.01 = 29,122,481.21/x
  3. Step 3: Cross multiply
    98,207,154x = 147,335,753.01 × 29,122,481.21
  4. Step 4: Simplify right side
    98,207,154x = 4,290,782,697,967,456
  5. Step 5: Solve for x
    x = 4,290,782,697,967,456/98,207,154
  6. Step 6: Final answer
    x = 43,691,141.87

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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.