Home / 847,221,524.82-1,168,948,570.05-494,594,884.44

Finding the Fourth Proportional to 847,221,524.82, 1,168,948,570.05 and 494,594,884.44

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Solution

The fourth proportional to 847,221,524.82, 1,168,948,570.05 and 494,594,884.44 is: 682,414,180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,221,524.82 : 1,168,948,570.05 = 494,594,884.44 : x
  2. Step 2: Convert to fraction form
    847,221,524.82/1,168,948,570.05 = 494,594,884.44/x
  3. Step 3: Cross multiply
    847,221,524.82x = 1,168,948,570.05 × 494,594,884.44
  4. Step 4: Simplify right side
    847,221,524.82x = 578,155,982,920,182,912
  5. Step 5: Solve for x
    x = 578,155,982,920,182,912/847,221,524.82
  6. Step 6: Final answer
    x = 682,414,180.92

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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.