Home / 85,261,482.31-127,837,233.91-33,451,321.09

Finding the Fourth Proportional to 85,261,482.31, 127,837,233.91 and 33,451,321.09

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Solution

The fourth proportional to 85,261,482.31, 127,837,233.91 and 33,451,321.09 is: 50,155,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,261,482.31 : 127,837,233.91 = 33,451,321.09 : x
  2. Step 2: Convert to fraction form
    85,261,482.31/127,837,233.91 = 33,451,321.09/x
  3. Step 3: Cross multiply
    85,261,482.31x = 127,837,233.91 × 33,451,321.09
  4. Step 4: Simplify right side
    85,261,482.31x = 4,276,324,358,780,846
  5. Step 5: Solve for x
    x = 4,276,324,358,780,846/85,261,482.31
  6. Step 6: Final answer
    x = 50,155,407.14

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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.