Home / 40,234,986,079.74-55,525,465,177.34-22,171,665,865.37

Finding the Fourth Proportional to 40,234,986,079.74, 55,525,465,177.34 and 22,171,665,865.37

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Solution

The fourth proportional to 40,234,986,079.74, 55,525,465,177.34 and 22,171,665,865.37 is: 30,597,551,556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234,986,079.74 : 55,525,465,177.34 = 22,171,665,865.37 : x
  2. Step 2: Convert to fraction form
    40,234,986,079.74/55,525,465,177.34 = 22,171,665,865.37/x
  3. Step 3: Cross multiply
    40,234,986,079.74x = 55,525,465,177.34 × 22,171,665,865.37
  4. Step 4: Simplify right side
    40,234,986,079.74x = 1,231,092,060,930,831,548,416
  5. Step 5: Solve for x
    x = 1,231,092,060,930,831,548,416/40,234,986,079.74
  6. Step 6: Final answer
    x = 30,597,551,556.03

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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.