Home / 144,479,823.20-217,073,629.20-108,648,015.20

Finding the Fourth Proportional to 144,479,823.20, 217,073,629.20 and 108,648,015.20

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Solution

The fourth proportional to 144,479,823.20, 217,073,629.20 and 108,648,015.20 is: 163,238,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,479,823.20 : 217,073,629.20 = 108,648,015.20 : x
  2. Step 2: Convert to fraction form
    144,479,823.20/217,073,629.20 = 108,648,015.20/x
  3. Step 3: Cross multiply
    144,479,823.20x = 217,073,629.20 × 108,648,015.20
  4. Step 4: Simplify right side
    144,479,823.20x = 23,584,618,964,840,764
  5. Step 5: Solve for x
    x = 23,584,618,964,840,764/144,479,823.20
  6. Step 6: Final answer
    x = 163,238,149.40

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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.