Home / 138,253,850,600.40-207,380,775,900.60-132,836,081,230.80

Finding the Fourth Proportional to 138,253,850,600.40, 207,380,775,900.60 and 132,836,081,230.80

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Solution

The fourth proportional to 138,253,850,600.40, 207,380,775,900.60 and 132,836,081,230.80 is: 199,254,121,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,253,850,600.40 : 207,380,775,900.60 = 132,836,081,230.80 : x
  2. Step 2: Convert to fraction form
    138,253,850,600.40/207,380,775,900.60 = 132,836,081,230.80/x
  3. Step 3: Cross multiply
    138,253,850,600.40x = 207,380,775,900.60 × 132,836,081,230.80
  4. Step 4: Simplify right side
    138,253,850,600.40x = 27,547,649,593,238,435,659,776
  5. Step 5: Solve for x
    x = 27,547,649,593,238,435,659,776/138,253,850,600.40
  6. Step 6: Final answer
    x = 199,254,121,846.20

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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.