Home / 178,206,488-267,309,943.40-48,815,213.68

Finding the Fourth Proportional to 178,206,488, 267,309,943.40 and 48,815,213.68

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Solution

The fourth proportional to 178,206,488, 267,309,943.40 and 48,815,213.68 is: 73,222,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,206,488 : 267,309,943.40 = 48,815,213.68 : x
  2. Step 2: Convert to fraction form
    178,206,488/267,309,943.40 = 48,815,213.68/x
  3. Step 3: Cross multiply
    178,206,488x = 267,309,943.40 × 48,815,213.68
  4. Step 4: Simplify right side
    178,206,488x = 13,048,792,005,859,706
  5. Step 5: Solve for x
    x = 13,048,792,005,859,706/178,206,488
  6. Step 6: Final answer
    x = 73,222,878.43

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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.