Home / 204,059,456.40-306,408,049.20-117,966,014.40

Finding the Fourth Proportional to 204,059,456.40, 306,408,049.20 and 117,966,014.40

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Solution

The fourth proportional to 204,059,456.40, 306,408,049.20 and 117,966,014.40 is: 177,133,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,059,456.40 : 306,408,049.20 = 117,966,014.40 : x
  2. Step 2: Convert to fraction form
    204,059,456.40/306,408,049.20 = 117,966,014.40/x
  3. Step 3: Cross multiply
    204,059,456.40x = 306,408,049.20 × 117,966,014.40
  4. Step 4: Simplify right side
    204,059,456.40x = 36,145,736,344,203,112
  5. Step 5: Solve for x
    x = 36,145,736,344,203,112/204,059,456.40
  6. Step 6: Final answer
    x = 177,133,356.04

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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.