Home / 78,898,611.74-108,882,422.44-44,091,401.90

Finding the Fourth Proportional to 78,898,611.74, 108,882,422.44 and 44,091,401.90

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Solution

The fourth proportional to 78,898,611.74, 108,882,422.44 and 44,091,401.90 is: 60,847,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,898,611.74 : 108,882,422.44 = 44,091,401.90 : x
  2. Step 2: Convert to fraction form
    78,898,611.74/108,882,422.44 = 44,091,401.90/x
  3. Step 3: Cross multiply
    78,898,611.74x = 108,882,422.44 × 44,091,401.90
  4. Step 4: Simplify right side
    78,898,611.74x = 4,800,778,646,992,978
  5. Step 5: Solve for x
    x = 4,800,778,646,992,978/78,898,611.74
  6. Step 6: Final answer
    x = 60,847,441.31

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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.