Home / 847,747,249.20-1,271,681,408.25-225,959,224.01

Finding the Fourth Proportional to 847,747,249.20, 1,271,681,408.25 and 225,959,224.01

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Solution

The fourth proportional to 847,747,249.20, 1,271,681,408.25 and 225,959,224.01 is: 338,954,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,747,249.20 : 1,271,681,408.25 = 225,959,224.01 : x
  2. Step 2: Convert to fraction form
    847,747,249.20/1,271,681,408.25 = 225,959,224.01/x
  3. Step 3: Cross multiply
    847,747,249.20x = 1,271,681,408.25 × 225,959,224.01
  4. Step 4: Simplify right side
    847,747,249.20x = 287,348,144,189,755,584
  5. Step 5: Solve for x
    x = 287,348,144,189,755,584/847,747,249.20
  6. Step 6: Final answer
    x = 338,954,970.91

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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.