Home / 49,177,687.20-73,766,530.80-45,818,455.20

Finding the Fourth Proportional to 49,177,687.20, 73,766,530.80 and 45,818,455.20

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Solution

The fourth proportional to 49,177,687.20, 73,766,530.80 and 45,818,455.20 is: 68,727,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177,687.20 : 73,766,530.80 = 45,818,455.20 : x
  2. Step 2: Convert to fraction form
    49,177,687.20/73,766,530.80 = 45,818,455.20/x
  3. Step 3: Cross multiply
    49,177,687.20x = 73,766,530.80 × 45,818,455.20
  4. Step 4: Simplify right side
    49,177,687.20x = 3,379,868,486,719,220
  5. Step 5: Solve for x
    x = 3,379,868,486,719,220/49,177,687.20
  6. Step 6: Final answer
    x = 68,727,682.80

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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.