Home / 313,380,822.06-469,458,283.14-258,127,977.78

Finding the Fourth Proportional to 313,380,822.06, 469,458,283.14 and 258,127,977.78

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Solution

The fourth proportional to 313,380,822.06, 469,458,283.14 and 258,127,977.78 is: 386,687,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,380,822.06 : 469,458,283.14 = 258,127,977.78 : x
  2. Step 2: Convert to fraction form
    313,380,822.06/469,458,283.14 = 258,127,977.78/x
  3. Step 3: Cross multiply
    313,380,822.06x = 469,458,283.14 × 258,127,977.78
  4. Step 4: Simplify right side
    313,380,822.06x = 121,180,317,278,998,864
  5. Step 5: Solve for x
    x = 121,180,317,278,998,864/313,380,822.06
  6. Step 6: Final answer
    x = 386,687,087.24

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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.