Home / 715,969,726.28-1,074,116,172.96-218,024,785.52

Finding the Fourth Proportional to 715,969,726.28, 1,074,116,172.96 and 218,024,785.52

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Solution

The fourth proportional to 715,969,726.28, 1,074,116,172.96 and 218,024,785.52 is: 327,086,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,969,726.28 : 1,074,116,172.96 = 218,024,785.52 : x
  2. Step 2: Convert to fraction form
    715,969,726.28/1,074,116,172.96 = 218,024,785.52/x
  3. Step 3: Cross multiply
    715,969,726.28x = 1,074,116,172.96 × 218,024,785.52
  4. Step 4: Simplify right side
    715,969,726.28x = 234,183,948,233,167,232
  5. Step 5: Solve for x
    x = 234,183,948,233,167,232/715,969,726.28
  6. Step 6: Final answer
    x = 327,086,383.18

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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.