Home / 170,806,067.80-256,242,279.30-73,761,587.80

Finding the Fourth Proportional to 170,806,067.80, 256,242,279.30 and 73,761,587.80

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Solution

The fourth proportional to 170,806,067.80, 256,242,279.30 and 73,761,587.80 is: 110,656,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,806,067.80 : 256,242,279.30 = 73,761,587.80 : x
  2. Step 2: Convert to fraction form
    170,806,067.80/256,242,279.30 = 73,761,587.80/x
  3. Step 3: Cross multiply
    170,806,067.80x = 256,242,279.30 × 73,761,587.80
  4. Step 4: Simplify right side
    170,806,067.80x = 18,900,837,382,659,072
  5. Step 5: Solve for x
    x = 18,900,837,382,659,072/170,806,067.80
  6. Step 6: Final answer
    x = 110,656,709.25

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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.