Home / 140,022,000.60-210,033,000.90-75,451,919.10

Finding the Fourth Proportional to 140,022,000.60, 210,033,000.90 and 75,451,919.10

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Solution

The fourth proportional to 140,022,000.60, 210,033,000.90 and 75,451,919.10 is: 113,177,878.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,022,000.60 : 210,033,000.90 = 75,451,919.10 : x
  2. Step 2: Convert to fraction form
    140,022,000.60/210,033,000.90 = 75,451,919.10/x
  3. Step 3: Cross multiply
    140,022,000.60x = 210,033,000.90 × 75,451,919.10
  4. Step 4: Simplify right side
    140,022,000.60x = 15,847,392,992,237,026
  5. Step 5: Solve for x
    x = 15,847,392,992,237,026/140,022,000.60
  6. Step 6: Final answer
    x = 113,177,878.65

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1.5x scale

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.