Home / 28,983,100,102.20-43,474,650,153.30-25,493,445,919.80

Finding the Fourth Proportional to 28,983,100,102.20, 43,474,650,153.30 and 25,493,445,919.80

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Solution

The fourth proportional to 28,983,100,102.20, 43,474,650,153.30 and 25,493,445,919.80 is: 38,240,168,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983,100,102.20 : 43,474,650,153.30 = 25,493,445,919.80 : x
  2. Step 2: Convert to fraction form
    28,983,100,102.20/43,474,650,153.30 = 25,493,445,919.80/x
  3. Step 3: Cross multiply
    28,983,100,102.20x = 43,474,650,153.30 × 25,493,445,919.80
  4. Step 4: Simplify right side
    28,983,100,102.20x = 1,108,318,642,565,378,342,912
  5. Step 5: Solve for x
    x = 1,108,318,642,565,378,342,912/28,983,100,102.20
  6. Step 6: Final answer
    x = 38,240,168,879.70

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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.