Home / 218,276,064.20-327,459,585.90-72,754,833.80

Finding the Fourth Proportional to 218,276,064.20, 327,459,585.90 and 72,754,833.80

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Solution

The fourth proportional to 218,276,064.20, 327,459,585.90 and 72,754,833.80 is: 109,147,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,276,064.20 : 327,459,585.90 = 72,754,833.80 : x
  2. Step 2: Convert to fraction form
    218,276,064.20/327,459,585.90 = 72,754,833.80/x
  3. Step 3: Cross multiply
    218,276,064.20x = 327,459,585.90 × 72,754,833.80
  4. Step 4: Simplify right side
    218,276,064.20x = 23,824,267,748,371,320
  5. Step 5: Solve for x
    x = 23,824,267,748,371,320/218,276,064.20
  6. Step 6: Final answer
    x = 109,147,413.10

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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.