Home / 965,321,713.47-1,447,996,022.30-275,228,967.44

Finding the Fourth Proportional to 965,321,713.47, 1,447,996,022.30 and 275,228,967.44

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Solution

The fourth proportional to 965,321,713.47, 1,447,996,022.30 and 275,228,967.44 is: 412,847,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,321,713.47 : 1,447,996,022.30 = 275,228,967.44 : x
  2. Step 2: Convert to fraction form
    965,321,713.47/1,447,996,022.30 = 275,228,967.44/x
  3. Step 3: Cross multiply
    965,321,713.47x = 1,447,996,022.30 × 275,228,967.44
  4. Step 4: Simplify right side
    965,321,713.47x = 398,530,450,071,012,032
  5. Step 5: Solve for x
    x = 398,530,450,071,012,032/965,321,713.47
  6. Step 6: Final answer
    x = 412,847,286.57

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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.