Home / 124,993,301.25-186,729,725-80,914,972.03

Finding the Fourth Proportional to 124,993,301.25, 186,729,725 and 80,914,972.03

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Solution

The fourth proportional to 124,993,301.25, 186,729,725 and 80,914,972.03 is: 120,880,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993,301.25 : 186,729,725 = 80,914,972.03 : x
  2. Step 2: Convert to fraction form
    124,993,301.25/186,729,725 = 80,914,972.03/x
  3. Step 3: Cross multiply
    124,993,301.25x = 186,729,725 × 80,914,972.03
  4. Step 4: Simplify right side
    124,993,301.25x = 15,109,230,475,544,592
  5. Step 5: Solve for x
    x = 15,109,230,475,544,592/124,993,301.25
  6. Step 6: Final answer
    x = 120,880,321.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.