Home / 2,568,315,471.08-3,851,528,258.52-887,173,128.41

Finding the Fourth Proportional to 2,568,315,471.08, 3,851,528,258.52 and 887,173,128.41

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Solution

The fourth proportional to 2,568,315,471.08, 3,851,528,258.52 and 887,173,128.41 is: 1,330,433,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,315,471.08 : 3,851,528,258.52 = 887,173,128.41 : x
  2. Step 2: Convert to fraction form
    2,568,315,471.08/3,851,528,258.52 = 887,173,128.41/x
  3. Step 3: Cross multiply
    2,568,315,471.08x = 3,851,528,258.52 × 887,173,128.41
  4. Step 4: Simplify right side
    2,568,315,471.08x = 3,416,972,374,251,449,856
  5. Step 5: Solve for x
    x = 3,416,972,374,251,449,856/2,568,315,471.08
  6. Step 6: Final answer
    x = 1,330,433,279.22

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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.