Home / 996,215,308.80-1,494,322,963.20-939,780,211.20

Finding the Fourth Proportional to 996,215,308.80, 1,494,322,963.20 and 939,780,211.20

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Solution

The fourth proportional to 996,215,308.80, 1,494,322,963.20 and 939,780,211.20 is: 1,409,670,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,215,308.80 : 1,494,322,963.20 = 939,780,211.20 : x
  2. Step 2: Convert to fraction form
    996,215,308.80/1,494,322,963.20 = 939,780,211.20/x
  3. Step 3: Cross multiply
    996,215,308.80x = 1,494,322,963.20 × 939,780,211.20
  4. Step 4: Simplify right side
    996,215,308.80x = 1,404,335,149,957,105,920
  5. Step 5: Solve for x
    x = 1,404,335,149,957,105,920/996,215,308.80
  6. Step 6: Final answer
    x = 1,409,670,316.80

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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.