Home / 135,617,951.70-187,147,613.43-73,738,341.90

Finding the Fourth Proportional to 135,617,951.70, 187,147,613.43 and 73,738,341.90

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Solution

The fourth proportional to 135,617,951.70, 187,147,613.43 and 73,738,341.90 is: 101,756,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,617,951.70 : 187,147,613.43 = 73,738,341.90 : x
  2. Step 2: Convert to fraction form
    135,617,951.70/187,147,613.43 = 73,738,341.90/x
  3. Step 3: Cross multiply
    135,617,951.70x = 187,147,613.43 × 73,738,341.90
  4. Step 4: Simplify right side
    135,617,951.70x = 13,799,954,704,870,374
  5. Step 5: Solve for x
    x = 13,799,954,704,870,374/135,617,951.70
  6. Step 6: Final answer
    x = 101,756,106.27

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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.