Home / 2,265,687,136.76-3,126,233,188.85-1,262,079,728.54

Finding the Fourth Proportional to 2,265,687,136.76, 3,126,233,188.85 and 1,262,079,728.54

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Solution

The fourth proportional to 2,265,687,136.76, 3,126,233,188.85 and 1,262,079,728.54 is: 1,741,438,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,687,136.76 : 3,126,233,188.85 = 1,262,079,728.54 : x
  2. Step 2: Convert to fraction form
    2,265,687,136.76/3,126,233,188.85 = 1,262,079,728.54/x
  3. Step 3: Cross multiply
    2,265,687,136.76x = 3,126,233,188.85 × 1,262,079,728.54
  4. Step 4: Simplify right side
    2,265,687,136.76x = 3,945,555,534,324,070,912
  5. Step 5: Solve for x
    x = 3,945,555,534,324,070,912/2,265,687,136.76
  6. Step 6: Final answer
    x = 1,741,438,820.18

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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.