Home / 115,897,321.20-173,845,981.80-35,107,791.60

Finding the Fourth Proportional to 115,897,321.20, 173,845,981.80 and 35,107,791.60

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Solution

The fourth proportional to 115,897,321.20, 173,845,981.80 and 35,107,791.60 is: 52,661,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,897,321.20 : 173,845,981.80 = 35,107,791.60 : x
  2. Step 2: Convert to fraction form
    115,897,321.20/173,845,981.80 = 35,107,791.60/x
  3. Step 3: Cross multiply
    115,897,321.20x = 173,845,981.80 × 35,107,791.60
  4. Step 4: Simplify right side
    115,897,321.20x = 6,103,348,499,531,794
  5. Step 5: Solve for x
    x = 6,103,348,499,531,794/115,897,321.20
  6. Step 6: Final answer
    x = 52,661,687.40

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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.