Home / 2,859,325,344.46-4,286,531,602.89-993,728,659.68

Finding the Fourth Proportional to 2,859,325,344.46, 4,286,531,602.89 and 993,728,659.68

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Solution

The fourth proportional to 2,859,325,344.46, 4,286,531,602.89 and 993,728,659.68 is: 1,489,739,288.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,325,344.46 : 4,286,531,602.89 = 993,728,659.68 : x
  2. Step 2: Convert to fraction form
    2,859,325,344.46/4,286,531,602.89 = 993,728,659.68/x
  3. Step 3: Cross multiply
    2,859,325,344.46x = 4,286,531,602.89 × 993,728,659.68
  4. Step 4: Simplify right side
    2,859,325,344.46x = 4,259,649,304,400,371,200
  5. Step 5: Solve for x
    x = 4,259,649,304,400,371,200/2,859,325,344.46
  6. Step 6: Final answer
    x = 1,489,739,288.56

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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.