Home / 276,311,204.80-381,304,250.30-169,012,632.57

Finding the Fourth Proportional to 276,311,204.80, 381,304,250.30 and 169,012,632.57

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Solution

The fourth proportional to 276,311,204.80, 381,304,250.30 and 169,012,632.57 is: 233,234,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,311,204.80 : 381,304,250.30 = 169,012,632.57 : x
  2. Step 2: Convert to fraction form
    276,311,204.80/381,304,250.30 = 169,012,632.57/x
  3. Step 3: Cross multiply
    276,311,204.80x = 381,304,250.30 × 169,012,632.57
  4. Step 4: Simplify right side
    276,311,204.80x = 64,445,235,154,472,600
  5. Step 5: Solve for x
    x = 64,445,235,154,472,600/276,311,204.80
  6. Step 6: Final answer
    x = 233,234,244.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.