Home / 149,432,579.28-206,226,200.88-82,451,210.04

Finding the Fourth Proportional to 149,432,579.28, 206,226,200.88 and 82,451,210.04

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Solution

The fourth proportional to 149,432,579.28, 206,226,200.88 and 82,451,210.04 is: 113,787,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,432,579.28 : 206,226,200.88 = 82,451,210.04 : x
  2. Step 2: Convert to fraction form
    149,432,579.28/206,226,200.88 = 82,451,210.04/x
  3. Step 3: Cross multiply
    149,432,579.28x = 206,226,200.88 × 82,451,210.04
  4. Step 4: Simplify right side
    149,432,579.28x = 17,003,599,804,508,114
  5. Step 5: Solve for x
    x = 17,003,599,804,508,114/149,432,579.28
  6. Step 6: Final answer
    x = 113,787,768.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.