Home / 218,614,185,722.60-327,921,278,583.90-130,381,941,703.40

Finding the Fourth Proportional to 218,614,185,722.60, 327,921,278,583.90 and 130,381,941,703.40

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Solution

The fourth proportional to 218,614,185,722.60, 327,921,278,583.90 and 130,381,941,703.40 is: 195,572,912,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,614,185,722.60 : 327,921,278,583.90 = 130,381,941,703.40 : x
  2. Step 2: Convert to fraction form
    218,614,185,722.60/327,921,278,583.90 = 130,381,941,703.40/x
  3. Step 3: Cross multiply
    218,614,185,722.60x = 327,921,278,583.90 × 130,381,941,703.40
  4. Step 4: Simplify right side
    218,614,185,722.60x = 42,755,013,027,630,443,134,976
  5. Step 5: Solve for x
    x = 42,755,013,027,630,443,134,976/218,614,185,722.60
  6. Step 6: Final answer
    x = 195,572,912,555.10

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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.