Home / 178,848,005.20-268,272,007.80-88,148,741.20

Finding the Fourth Proportional to 178,848,005.20, 268,272,007.80 and 88,148,741.20

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Solution

The fourth proportional to 178,848,005.20, 268,272,007.80 and 88,148,741.20 is: 132,223,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,005.20 : 268,272,007.80 = 88,148,741.20 : x
  2. Step 2: Convert to fraction form
    178,848,005.20/268,272,007.80 = 88,148,741.20/x
  3. Step 3: Cross multiply
    178,848,005.20x = 268,272,007.80 × 88,148,741.20
  4. Step 4: Simplify right side
    178,848,005.20x = 23,647,839,786,766,584
  5. Step 5: Solve for x
    x = 23,647,839,786,766,584/178,848,005.20
  6. Step 6: Final answer
    x = 132,223,111.80

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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.