Home / 218,642,983.29-327,965,095.60-63,209,443.30

Finding the Fourth Proportional to 218,642,983.29, 327,965,095.60 and 63,209,443.30

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Solution

The fourth proportional to 218,642,983.29, 327,965,095.60 and 63,209,443.30 is: 94,814,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,642,983.29 : 327,965,095.60 = 63,209,443.30 : x
  2. Step 2: Convert to fraction form
    218,642,983.29/327,965,095.60 = 63,209,443.30/x
  3. Step 3: Cross multiply
    218,642,983.29x = 327,965,095.60 × 63,209,443.30
  4. Step 4: Simplify right side
    218,642,983.29x = 20,730,491,113,729,344
  5. Step 5: Solve for x
    x = 20,730,491,113,729,344/218,642,983.29
  6. Step 6: Final answer
    x = 94,814,344.38

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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.