Home / 441,167,003.30-660,475,046.55-428,412,419.30

Finding the Fourth Proportional to 441,167,003.30, 660,475,046.55 and 428,412,419.30

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Solution

The fourth proportional to 441,167,003.30, 660,475,046.55 and 428,412,419.30 is: 641,380,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,167,003.30 : 660,475,046.55 = 428,412,419.30 : x
  2. Step 2: Convert to fraction form
    441,167,003.30/660,475,046.55 = 428,412,419.30/x
  3. Step 3: Cross multiply
    441,167,003.30x = 660,475,046.55 × 428,412,419.30
  4. Step 4: Simplify right side
    441,167,003.30x = 282,955,712,579,765,600
  5. Step 5: Solve for x
    x = 282,955,712,579,765,600/441,167,003.30
  6. Step 6: Final answer
    x = 641,380,045.34

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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.