Home / 73,766,290.80-110,649,436.20-68,727,442.80

Finding the Fourth Proportional to 73,766,290.80, 110,649,436.20 and 68,727,442.80

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Solution

The fourth proportional to 73,766,290.80, 110,649,436.20 and 68,727,442.80 is: 103,091,164.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,766,290.80 : 110,649,436.20 = 68,727,442.80 : x
  2. Step 2: Convert to fraction form
    73,766,290.80/110,649,436.20 = 68,727,442.80/x
  3. Step 3: Cross multiply
    73,766,290.80x = 110,649,436.20 × 68,727,442.80
  4. Step 4: Simplify right side
    73,766,290.80x = 7,604,652,797,287,749
  5. Step 5: Solve for x
    x = 7,604,652,797,287,749/73,766,290.80
  6. Step 6: Final answer
    x = 103,091,164.20

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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.