Home / 45,448,700.20-68,173,050.30-31,099,793.20

Finding the Fourth Proportional to 45,448,700.20, 68,173,050.30 and 31,099,793.20

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Solution

The fourth proportional to 45,448,700.20, 68,173,050.30 and 31,099,793.20 is: 46,649,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,448,700.20 : 68,173,050.30 = 31,099,793.20 : x
  2. Step 2: Convert to fraction form
    45,448,700.20/68,173,050.30 = 31,099,793.20/x
  3. Step 3: Cross multiply
    45,448,700.20x = 68,173,050.30 × 31,099,793.20
  4. Step 4: Simplify right side
    45,448,700.20x = 2,120,167,766,143,197.75
  5. Step 5: Solve for x
    x = 2,120,167,766,143,197.75/45,448,700.20
  6. Step 6: Final answer
    x = 46,649,689.80

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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.