Home / 242,215,734.56-363,379,239.10-69,693,977.12

Finding the Fourth Proportional to 242,215,734.56, 363,379,239.10 and 69,693,977.12

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Solution

The fourth proportional to 242,215,734.56, 363,379,239.10 and 69,693,977.12 is: 104,556,974.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,215,734.56 : 363,379,239.10 = 69,693,977.12 : x
  2. Step 2: Convert to fraction form
    242,215,734.56/363,379,239.10 = 69,693,977.12/x
  3. Step 3: Cross multiply
    242,215,734.56x = 363,379,239.10 × 69,693,977.12
  4. Step 4: Simplify right side
    242,215,734.56x = 25,325,344,375,718,412
  5. Step 5: Solve for x
    x = 25,325,344,375,718,412/242,215,734.56
  6. Step 6: Final answer
    x = 104,556,974.47

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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.