Home / 178,206,486-267,309,940.40-48,815,211.68

Finding the Fourth Proportional to 178,206,486, 267,309,940.40 and 48,815,211.68

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Solution

The fourth proportional to 178,206,486, 267,309,940.40 and 48,815,211.68 is: 73,222,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,206,486 : 267,309,940.40 = 48,815,211.68 : x
  2. Step 2: Convert to fraction form
    178,206,486/267,309,940.40 = 48,815,211.68/x
  3. Step 3: Cross multiply
    178,206,486x = 267,309,940.40 × 48,815,211.68
  4. Step 4: Simplify right side
    178,206,486x = 13,048,791,324,794,184
  5. Step 5: Solve for x
    x = 13,048,791,324,794,184/178,206,486
  6. Step 6: Final answer
    x = 73,222,875.43

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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.