Home / 2,265,687,137.28-3,126,233,189.59-1,262,079,729.08

Finding the Fourth Proportional to 2,265,687,137.28, 3,126,233,189.59 and 1,262,079,729.08

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Solution

The fourth proportional to 2,265,687,137.28, 3,126,233,189.59 and 1,262,079,729.08 is: 1,741,438,820.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,687,137.28 : 3,126,233,189.59 = 1,262,079,729.08 : x
  2. Step 2: Convert to fraction form
    2,265,687,137.28/3,126,233,189.59 = 1,262,079,729.08/x
  3. Step 3: Cross multiply
    2,265,687,137.28x = 3,126,233,189.59 × 1,262,079,729.08
  4. Step 4: Simplify right side
    2,265,687,137.28x = 3,945,555,536,958,651,392
  5. Step 5: Solve for x
    x = 3,945,555,536,958,651,392/2,265,687,137.28
  6. Step 6: Final answer
    x = 1,741,438,820.94

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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.