Home / 135,856,144.60-187,433,655.40-88,840,740.76

Finding the Fourth Proportional to 135,856,144.60, 187,433,655.40 and 88,840,740.76

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Solution

The fourth proportional to 135,856,144.60, 187,433,655.40 and 88,840,740.76 is: 122,568,948.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,856,144.60 : 187,433,655.40 = 88,840,740.76 : x
  2. Step 2: Convert to fraction form
    135,856,144.60/187,433,655.40 = 88,840,740.76/x
  3. Step 3: Cross multiply
    135,856,144.60x = 187,433,655.40 × 88,840,740.76
  4. Step 4: Simplify right side
    135,856,144.60x = 16,651,744,789,090,576
  5. Step 5: Solve for x
    x = 16,651,744,789,090,576/135,856,144.60
  6. Step 6: Final answer
    x = 122,568,948.49

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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.