Home / 124,810,097.30-172,238,524.61-69,805,953.80

Finding the Fourth Proportional to 124,810,097.30, 172,238,524.61 and 69,805,953.80

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Solution

The fourth proportional to 124,810,097.30, 172,238,524.61 and 69,805,953.80 is: 96,332,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,810,097.30 : 172,238,524.61 = 69,805,953.80 : x
  2. Step 2: Convert to fraction form
    124,810,097.30/172,238,524.61 = 69,805,953.80/x
  3. Step 3: Cross multiply
    124,810,097.30x = 172,238,524.61 × 69,805,953.80
  4. Step 4: Simplify right side
    124,810,097.30x = 12,023,274,491,505,824
  5. Step 5: Solve for x
    x = 12,023,274,491,505,824/124,810,097.30
  6. Step 6: Final answer
    x = 96,332,546.42

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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.