Home / 204,031,216.40-306,644,021.40-177,754,557.20

Finding the Fourth Proportional to 204,031,216.40, 306,644,021.40 and 177,754,557.20

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Solution

The fourth proportional to 204,031,216.40, 306,644,021.40 and 177,754,557.20 is: 267,152,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,031,216.40 : 306,644,021.40 = 177,754,557.20 : x
  2. Step 2: Convert to fraction form
    204,031,216.40/306,644,021.40 = 177,754,557.20/x
  3. Step 3: Cross multiply
    204,031,216.40x = 306,644,021.40 × 177,754,557.20
  4. Step 4: Simplify right side
    204,031,216.40x = 54,507,372,241,984,320
  5. Step 5: Solve for x
    x = 54,507,372,241,984,320/204,031,216.40
  6. Step 6: Final answer
    x = 267,152,121.15

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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.