Home / 814,519,575.22-1,124,599,370.26-762,480,872.50

Finding the Fourth Proportional to 814,519,575.22, 1,124,599,370.26 and 762,480,872.50

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Solution

The fourth proportional to 814,519,575.22, 1,124,599,370.26 and 762,480,872.50 is: 1,052,750,032.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,519,575.22 : 1,124,599,370.26 = 762,480,872.50 : x
  2. Step 2: Convert to fraction form
    814,519,575.22/1,124,599,370.26 = 762,480,872.50/x
  3. Step 3: Cross multiply
    814,519,575.22x = 1,124,599,370.26 × 762,480,872.50
  4. Step 4: Simplify right side
    814,519,575.22x = 857,485,509,048,795,392
  5. Step 5: Solve for x
    x = 857,485,509,048,795,392/814,519,575.22
  6. Step 6: Final answer
    x = 1,052,750,032.21

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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.