Home / 204,031,288.40-306,644,129.40-177,754,629.20

Finding the Fourth Proportional to 204,031,288.40, 306,644,129.40 and 177,754,629.20

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Solution

The fourth proportional to 204,031,288.40, 306,644,129.40 and 177,754,629.20 is: 267,152,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,031,288.40 : 306,644,129.40 = 177,754,629.20 : x
  2. Step 2: Convert to fraction form
    204,031,288.40/306,644,129.40 = 177,754,629.20/x
  3. Step 3: Cross multiply
    204,031,288.40x = 306,644,129.40 × 177,754,629.20
  4. Step 4: Simplify right side
    204,031,288.40x = 54,507,413,517,853,808
  5. Step 5: Solve for x
    x = 54,507,413,517,853,808/204,031,288.40
  6. Step 6: Final answer
    x = 267,152,229.18

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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.