Home / 121,569,686.20-182,354,529.30-36,469,142.20

Finding the Fourth Proportional to 121,569,686.20, 182,354,529.30 and 36,469,142.20

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Solution

The fourth proportional to 121,569,686.20, 182,354,529.30 and 36,469,142.20 is: 54,703,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,569,686.20 : 182,354,529.30 = 36,469,142.20 : x
  2. Step 2: Convert to fraction form
    121,569,686.20/182,354,529.30 = 36,469,142.20/x
  3. Step 3: Cross multiply
    121,569,686.20x = 182,354,529.30 × 36,469,142.20
  4. Step 4: Simplify right side
    121,569,686.20x = 6,650,313,259,855,767
  5. Step 5: Solve for x
    x = 6,650,313,259,855,767/121,569,686.20
  6. Step 6: Final answer
    x = 54,703,713.30

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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.