Home / 847,747,242.93-1,271,681,398.86-225,959,217.76

Finding the Fourth Proportional to 847,747,242.93, 1,271,681,398.86 and 225,959,217.76

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Solution

The fourth proportional to 847,747,242.93, 1,271,681,398.86 and 225,959,217.76 is: 338,954,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,747,242.93 : 1,271,681,398.86 = 225,959,217.76 : x
  2. Step 2: Convert to fraction form
    847,747,242.93/1,271,681,398.86 = 225,959,217.76/x
  3. Step 3: Cross multiply
    847,747,242.93x = 1,271,681,398.86 × 225,959,217.76
  4. Step 4: Simplify right side
    847,747,242.93x = 287,348,134,118,859,936
  5. Step 5: Solve for x
    x = 287,348,134,118,859,936/847,747,242.93
  6. Step 6: Final answer
    x = 338,954,961.54

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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.