Home / 80,415,914,629.48-120,466,948,288.86-62,646,389,611.24

Finding the Fourth Proportional to 80,415,914,629.48, 120,466,948,288.86 and 62,646,389,611.24

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Solution

The fourth proportional to 80,415,914,629.48, 120,466,948,288.86 and 62,646,389,611.24 is: 93,847,336,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,415,914,629.48 : 120,466,948,288.86 = 62,646,389,611.24 : x
  2. Step 2: Convert to fraction form
    80,415,914,629.48/120,466,948,288.86 = 62,646,389,611.24/x
  3. Step 3: Cross multiply
    80,415,914,629.48x = 120,466,948,288.86 × 62,646,389,611.24
  4. Step 4: Simplify right side
    80,415,914,629.48x = 7,546,819,377,781,025,013,760
  5. Step 5: Solve for x
    x = 7,546,819,377,781,025,013,760/80,415,914,629.48
  6. Step 6: Final answer
    x = 93,847,336,221.36

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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.