Home / 171,287,453.97-236,376,925.61-92,971,023.75

Finding the Fourth Proportional to 171,287,453.97, 236,376,925.61 and 92,971,023.75

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Solution

The fourth proportional to 171,287,453.97, 236,376,925.61 and 92,971,023.75 is: 128,300,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,287,453.97 : 236,376,925.61 = 92,971,023.75 : x
  2. Step 2: Convert to fraction form
    171,287,453.97/236,376,925.61 = 92,971,023.75/x
  3. Step 3: Cross multiply
    171,287,453.97x = 236,376,925.61 × 92,971,023.75
  4. Step 4: Simplify right side
    171,287,453.97x = 21,976,204,764,374,436
  5. Step 5: Solve for x
    x = 21,976,204,764,374,436/171,287,453.97
  6. Step 6: Final answer
    x = 128,300,142.57

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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.