Home / 135,987,227.80-204,020,635.38-43,869,193.72

Finding the Fourth Proportional to 135,987,227.80, 204,020,635.38 and 43,869,193.72

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Solution

The fourth proportional to 135,987,227.80, 204,020,635.38 and 43,869,193.72 is: 65,816,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,987,227.80 : 204,020,635.38 = 43,869,193.72 : x
  2. Step 2: Convert to fraction form
    135,987,227.80/204,020,635.38 = 43,869,193.72/x
  3. Step 3: Cross multiply
    135,987,227.80x = 204,020,635.38 × 43,869,193.72
  4. Step 4: Simplify right side
    135,987,227.80x = 8,950,220,776,362,705
  5. Step 5: Solve for x
    x = 8,950,220,776,362,705/135,987,227.80
  6. Step 6: Final answer
    x = 65,816,627.94

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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.