Home / 124,993,301.00-186,729,724.62-80,914,971.78

Finding the Fourth Proportional to 124,993,301.00, 186,729,724.62 and 80,914,971.78

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Solution

The fourth proportional to 124,993,301.00, 186,729,724.62 and 80,914,971.78 is: 120,880,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993,301.00 : 186,729,724.62 = 80,914,971.78 : x
  2. Step 2: Convert to fraction form
    124,993,301.00/186,729,724.62 = 80,914,971.78/x
  3. Step 3: Cross multiply
    124,993,301.00x = 186,729,724.62 × 80,914,971.78
  4. Step 4: Simplify right side
    124,993,301.00x = 15,109,230,398,114,472
  5. Step 5: Solve for x
    x = 15,109,230,398,114,472/124,993,301.00
  6. Step 6: Final answer
    x = 120,880,321.41

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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.