Home / 324,376,077.28-486,498,564.24-117,108,196.96

Finding the Fourth Proportional to 324,376,077.28, 486,498,564.24 and 117,108,196.96

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Solution

The fourth proportional to 324,376,077.28, 486,498,564.24 and 117,108,196.96 is: 175,638,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,376,077.28 : 486,498,564.24 = 117,108,196.96 : x
  2. Step 2: Convert to fraction form
    324,376,077.28/486,498,564.24 = 117,108,196.96/x
  3. Step 3: Cross multiply
    324,376,077.28x = 486,498,564.24 × 117,108,196.96
  4. Step 4: Simplify right side
    324,376,077.28x = 56,972,969,681,775,128
  5. Step 5: Solve for x
    x = 56,972,969,681,775,128/324,376,077.28
  6. Step 6: Final answer
    x = 175,638,629.58

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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.