Home / 268,278,136.60-402,417,204.90-95,760,578.20

Finding the Fourth Proportional to 268,278,136.60, 402,417,204.90 and 95,760,578.20

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Solution

The fourth proportional to 268,278,136.60, 402,417,204.90 and 95,760,578.20 is: 143,640,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,278,136.60 : 402,417,204.90 = 95,760,578.20 : x
  2. Step 2: Convert to fraction form
    268,278,136.60/402,417,204.90 = 95,760,578.20/x
  3. Step 3: Cross multiply
    268,278,136.60x = 402,417,204.90 × 95,760,578.20
  4. Step 4: Simplify right side
    268,278,136.60x = 38,535,704,218,851,872
  5. Step 5: Solve for x
    x = 38,535,704,218,851,872/268,278,136.60
  6. Step 6: Final answer
    x = 143,640,867.30

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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.