Home / 178,848,007.20-268,272,010.80-88,148,743.20

Finding the Fourth Proportional to 178,848,007.20, 268,272,010.80 and 88,148,743.20

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Solution

The fourth proportional to 178,848,007.20, 268,272,010.80 and 88,148,743.20 is: 132,223,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,007.20 : 268,272,010.80 = 88,148,743.20 : x
  2. Step 2: Convert to fraction form
    178,848,007.20/268,272,010.80 = 88,148,743.20/x
  3. Step 3: Cross multiply
    178,848,007.20x = 268,272,010.80 × 88,148,743.20
  4. Step 4: Simplify right side
    178,848,007.20x = 23,647,840,587,756,828
  5. Step 5: Solve for x
    x = 23,647,840,587,756,828/178,848,007.20
  6. Step 6: Final answer
    x = 132,223,114.80

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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.