Home / 268,278,130.10-402,417,195.15-95,760,571.70

Finding the Fourth Proportional to 268,278,130.10, 402,417,195.15 and 95,760,571.70

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Solution

The fourth proportional to 268,278,130.10, 402,417,195.15 and 95,760,571.70 is: 143,640,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,278,130.10 : 402,417,195.15 = 95,760,571.70 : x
  2. Step 2: Convert to fraction form
    268,278,130.10/402,417,195.15 = 95,760,571.70/x
  3. Step 3: Cross multiply
    268,278,130.10x = 402,417,195.15 × 95,760,571.70
  4. Step 4: Simplify right side
    268,278,130.10x = 38,535,700,669,474,464
  5. Step 5: Solve for x
    x = 38,535,700,669,474,464/268,278,130.10
  6. Step 6: Final answer
    x = 143,640,857.55

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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.