Home / 115,474,100.70-159,354,393.75-62,550,915.42

Finding the Fourth Proportional to 115,474,100.70, 159,354,393.75 and 62,550,915.42

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Solution

The fourth proportional to 115,474,100.70, 159,354,393.75 and 62,550,915.42 is: 86,320,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,474,100.70 : 159,354,393.75 = 62,550,915.42 : x
  2. Step 2: Convert to fraction form
    115,474,100.70/159,354,393.75 = 62,550,915.42/x
  3. Step 3: Cross multiply
    115,474,100.70x = 159,354,393.75 × 62,550,915.42
  4. Step 4: Simplify right side
    115,474,100.70x = 9,967,763,205,261,626
  5. Step 5: Solve for x
    x = 9,967,763,205,261,626/115,474,100.70
  6. Step 6: Final answer
    x = 86,320,336.29

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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.