Home / 82,603,865.30-123,919,914.12-34,055,179.91

Finding the Fourth Proportional to 82,603,865.30, 123,919,914.12 and 34,055,179.91

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Solution

The fourth proportional to 82,603,865.30, 123,919,914.12 and 34,055,179.91 is: 51,088,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,603,865.30 : 123,919,914.12 = 34,055,179.91 : x
  2. Step 2: Convert to fraction form
    82,603,865.30/123,919,914.12 = 34,055,179.91/x
  3. Step 3: Cross multiply
    82,603,865.30x = 123,919,914.12 × 34,055,179.91
  4. Step 4: Simplify right side
    82,603,865.30x = 4,220,114,969,788,349
  5. Step 5: Solve for x
    x = 4,220,114,969,788,349/82,603,865.30
  6. Step 6: Final answer
    x = 51,088,589.55

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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.