Home / 178,206,484-267,309,937.40-48,815,209.68

Finding the Fourth Proportional to 178,206,484, 267,309,937.40 and 48,815,209.68

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Solution

The fourth proportional to 178,206,484, 267,309,937.40 and 48,815,209.68 is: 73,222,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,206,484 : 267,309,937.40 = 48,815,209.68 : x
  2. Step 2: Convert to fraction form
    178,206,484/267,309,937.40 = 48,815,209.68/x
  3. Step 3: Cross multiply
    178,206,484x = 267,309,937.40 × 48,815,209.68
  4. Step 4: Simplify right side
    178,206,484x = 13,048,790,643,728,674
  5. Step 5: Solve for x
    x = 13,048,790,643,728,674/178,206,484
  6. Step 6: Final answer
    x = 73,222,872.43

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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.