Home / 218,272,077.70-327,453,606.15-72,750,847.30

Finding the Fourth Proportional to 218,272,077.70, 327,453,606.15 and 72,750,847.30

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Solution

The fourth proportional to 218,272,077.70, 327,453,606.15 and 72,750,847.30 is: 109,141,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,272,077.70 : 327,453,606.15 = 72,750,847.30 : x
  2. Step 2: Convert to fraction form
    218,272,077.70/327,453,606.15 = 72,750,847.30/x
  3. Step 3: Cross multiply
    218,272,077.70x = 327,453,606.15 × 72,750,847.30
  4. Step 4: Simplify right side
    218,272,077.70x = 23,822,527,298,852,988
  5. Step 5: Solve for x
    x = 23,822,527,298,852,988/218,272,077.70
  6. Step 6: Final answer
    x = 109,141,432.79

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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.