Home / 243,899,996.20-336,582,317.82-132,390,764.62

Finding the Fourth Proportional to 243,899,996.20, 336,582,317.82 and 132,390,764.62

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Solution

The fourth proportional to 243,899,996.20, 336,582,317.82 and 132,390,764.62 is: 182,699,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,899,996.20 : 336,582,317.82 = 132,390,764.62 : x
  2. Step 2: Convert to fraction form
    243,899,996.20/336,582,317.82 = 132,390,764.62/x
  3. Step 3: Cross multiply
    243,899,996.20x = 336,582,317.82 × 132,390,764.62
  4. Step 4: Simplify right side
    243,899,996.20x = 44,560,390,413,416,664
  5. Step 5: Solve for x
    x = 44,560,390,413,416,664/243,899,996.20
  6. Step 6: Final answer
    x = 182,699,430.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.