Home / 242,215,731.55-363,379,234.61-69,693,974.11

Finding the Fourth Proportional to 242,215,731.55, 363,379,234.61 and 69,693,974.11

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Solution

The fourth proportional to 242,215,731.55, 363,379,234.61 and 69,693,974.11 is: 104,556,969.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,215,731.55 : 363,379,234.61 = 69,693,974.11 : x
  2. Step 2: Convert to fraction form
    242,215,731.55/363,379,234.61 = 69,693,974.11/x
  3. Step 3: Cross multiply
    242,215,731.55x = 363,379,234.61 × 69,693,974.11
  4. Step 4: Simplify right side
    242,215,731.55x = 25,325,342,969,020,956
  5. Step 5: Solve for x
    x = 25,325,342,969,020,956/242,215,731.55
  6. Step 6: Final answer
    x = 104,556,969.97

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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.