Home / 80,662,782,591.37-111,324,400,996.13-45,909,052,886.69

Finding the Fourth Proportional to 80,662,782,591.37, 111,324,400,996.13 and 45,909,052,886.69

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Solution

The fourth proportional to 80,662,782,591.37, 111,324,400,996.13 and 45,909,052,886.69 is: 63,360,048,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662,782,591.37 : 111,324,400,996.13 = 45,909,052,886.69 : x
  2. Step 2: Convert to fraction form
    80,662,782,591.37/111,324,400,996.13 = 45,909,052,886.69/x
  3. Step 3: Cross multiply
    80,662,782,591.37x = 111,324,400,996.13 × 45,909,052,886.69
  4. Step 4: Simplify right side
    80,662,782,591.37x = 5,110,797,812,910,195,212,288
  5. Step 5: Solve for x
    x = 5,110,797,812,910,195,212,288/80,662,782,591.37
  6. Step 6: Final answer
    x = 63,360,048,447.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.