Home / 273,170,920.44-409,697,672.22-86,439,660.96

Finding the Fourth Proportional to 273,170,920.44, 409,697,672.22 and 86,439,660.96

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Solution

The fourth proportional to 273,170,920.44, 409,697,672.22 and 86,439,660.96 is: 129,640,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,170,920.44 : 409,697,672.22 = 86,439,660.96 : x
  2. Step 2: Convert to fraction form
    273,170,920.44/409,697,672.22 = 86,439,660.96/x
  3. Step 3: Cross multiply
    273,170,920.44x = 409,697,672.22 × 86,439,660.96
  4. Step 4: Simplify right side
    273,170,920.44x = 35,414,127,882,798,012
  5. Step 5: Solve for x
    x = 35,414,127,882,798,012/273,170,920.44
  6. Step 6: Final answer
    x = 129,640,914.29

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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.