Home / 381,560,026.40-572,414,689.20-163,209,946.40

Finding the Fourth Proportional to 381,560,026.40, 572,414,689.20 and 163,209,946.40

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Solution

The fourth proportional to 381,560,026.40, 572,414,689.20 and 163,209,946.40 is: 244,846,850.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,560,026.40 : 572,414,689.20 = 163,209,946.40 : x
  2. Step 2: Convert to fraction form
    381,560,026.40/572,414,689.20 = 163,209,946.40/x
  3. Step 3: Cross multiply
    381,560,026.40x = 572,414,689.20 × 163,209,946.40
  4. Step 4: Simplify right side
    381,560,026.40x = 93,423,770,742,904,672
  5. Step 5: Solve for x
    x = 93,423,770,742,904,672/381,560,026.40
  6. Step 6: Final answer
    x = 244,846,850.51

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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.