Home / 121,569,697.20-182,354,545.80-36,469,153.20

Finding the Fourth Proportional to 121,569,697.20, 182,354,545.80 and 36,469,153.20

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Solution

The fourth proportional to 121,569,697.20, 182,354,545.80 and 36,469,153.20 is: 54,703,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,569,697.20 : 182,354,545.80 = 36,469,153.20 : x
  2. Step 2: Convert to fraction form
    121,569,697.20/182,354,545.80 = 36,469,153.20/x
  3. Step 3: Cross multiply
    121,569,697.20x = 182,354,545.80 × 36,469,153.20
  4. Step 4: Simplify right side
    121,569,697.20x = 6,650,315,867,496,618
  5. Step 5: Solve for x
    x = 6,650,315,867,496,618/121,569,697.20
  6. Step 6: Final answer
    x = 54,703,729.80

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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.