Home / 965,321,817.48-1,447,996,178.40-275,229,071.46

Finding the Fourth Proportional to 965,321,817.48, 1,447,996,178.40 and 275,229,071.46

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Solution

The fourth proportional to 965,321,817.48, 1,447,996,178.40 and 275,229,071.46 is: 412,847,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,321,817.48 : 1,447,996,178.40 = 275,229,071.46 : x
  2. Step 2: Convert to fraction form
    965,321,817.48/1,447,996,178.40 = 275,229,071.46/x
  3. Step 3: Cross multiply
    965,321,817.48x = 1,447,996,178.40 × 275,229,071.46
  4. Step 4: Simplify right side
    965,321,817.48x = 398,530,643,658,660,480
  5. Step 5: Solve for x
    x = 398,530,643,658,660,480/965,321,817.48
  6. Step 6: Final answer
    x = 412,847,442.63

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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.