Home / 471,231,515.46-650,304,009.15-259,543,145.28

Finding the Fourth Proportional to 471,231,515.46, 650,304,009.15 and 259,543,145.28

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Solution

The fourth proportional to 471,231,515.46, 650,304,009.15 and 259,543,145.28 is: 358,172,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,231,515.46 : 650,304,009.15 = 259,543,145.28 : x
  2. Step 2: Convert to fraction form
    471,231,515.46/650,304,009.15 = 259,543,145.28/x
  3. Step 3: Cross multiply
    471,231,515.46x = 650,304,009.15 × 259,543,145.28
  4. Step 4: Simplify right side
    471,231,515.46x = 168,781,947,922,984,896
  5. Step 5: Solve for x
    x = 168,781,947,922,984,896/471,231,515.46
  6. Step 6: Final answer
    x = 358,172,028.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.