Home / 86,379,314.40-129,469,438.80-35,227,749.60

Finding the Fourth Proportional to 86,379,314.40, 129,469,438.80 and 35,227,749.60

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Solution

The fourth proportional to 86,379,314.40, 129,469,438.80 and 35,227,749.60 is: 52,801,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,379,314.40 : 129,469,438.80 = 35,227,749.60 : x
  2. Step 2: Convert to fraction form
    86,379,314.40/129,469,438.80 = 35,227,749.60/x
  3. Step 3: Cross multiply
    86,379,314.40x = 129,469,438.80 × 35,227,749.60
  4. Step 4: Simplify right side
    86,379,314.40x = 4,560,916,970,898,925
  5. Step 5: Solve for x
    x = 4,560,916,970,898,925/86,379,314.40
  6. Step 6: Final answer
    x = 52,801,032.31

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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.