Home / 178,044,667.70-267,067,001.55-161,888,861.30

Finding the Fourth Proportional to 178,044,667.70, 267,067,001.55 and 161,888,861.30

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Solution

The fourth proportional to 178,044,667.70, 267,067,001.55 and 161,888,861.30 is: 242,833,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,044,667.70 : 267,067,001.55 = 161,888,861.30 : x
  2. Step 2: Convert to fraction form
    178,044,667.70/267,067,001.55 = 161,888,861.30/x
  3. Step 3: Cross multiply
    178,044,667.70x = 267,067,001.55 × 161,888,861.30
  4. Step 4: Simplify right side
    178,044,667.70x = 43,235,172,771,734,840
  5. Step 5: Solve for x
    x = 43,235,172,771,734,840/178,044,667.70
  6. Step 6: Final answer
    x = 242,833,291.95

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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.