Home / 170,806,069.80-256,242,282.30-73,761,589.80

Finding the Fourth Proportional to 170,806,069.80, 256,242,282.30 and 73,761,589.80

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Solution

The fourth proportional to 170,806,069.80, 256,242,282.30 and 73,761,589.80 is: 110,656,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,806,069.80 : 256,242,282.30 = 73,761,589.80 : x
  2. Step 2: Convert to fraction form
    170,806,069.80/256,242,282.30 = 73,761,589.80/x
  3. Step 3: Cross multiply
    170,806,069.80x = 256,242,282.30 × 73,761,589.80
  4. Step 4: Simplify right side
    170,806,069.80x = 18,900,838,116,428,400
  5. Step 5: Solve for x
    x = 18,900,838,116,428,400/170,806,069.80
  6. Step 6: Final answer
    x = 110,656,712.25

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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.