Home / 381,560,046.40-572,414,719.20-163,209,966.40

Finding the Fourth Proportional to 381,560,046.40, 572,414,719.20 and 163,209,966.40

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Solution

The fourth proportional to 381,560,046.40, 572,414,719.20 and 163,209,966.40 is: 244,846,880.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,560,046.40 : 572,414,719.20 = 163,209,966.40 : x
  2. Step 2: Convert to fraction form
    381,560,046.40/572,414,719.20 = 163,209,966.40/x
  3. Step 3: Cross multiply
    381,560,046.40x = 572,414,719.20 × 163,209,966.40
  4. Step 4: Simplify right side
    381,560,046.40x = 93,423,787,087,497,440
  5. Step 5: Solve for x
    x = 93,423,787,087,497,440/381,560,046.40
  6. Step 6: Final answer
    x = 244,846,880.51

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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.