Home / 218,614,185,723.10-327,921,278,584.65-130,381,941,703.90

Finding the Fourth Proportional to 218,614,185,723.10, 327,921,278,584.65 and 130,381,941,703.90

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Solution

The fourth proportional to 218,614,185,723.10, 327,921,278,584.65 and 130,381,941,703.90 is: 195,572,912,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,614,185,723.10 : 327,921,278,584.65 = 130,381,941,703.90 : x
  2. Step 2: Convert to fraction form
    218,614,185,723.10/327,921,278,584.65 = 130,381,941,703.90/x
  3. Step 3: Cross multiply
    218,614,185,723.10x = 327,921,278,584.65 × 130,381,941,703.90
  4. Step 4: Simplify right side
    218,614,185,723.10x = 42,755,013,027,892,192,870,400
  5. Step 5: Solve for x
    x = 42,755,013,027,892,192,870,400/218,614,185,723.10
  6. Step 6: Final answer
    x = 195,572,912,555.85

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1.5x scale

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.