Home / 299,190,407.40-448,785,611.10-267,949,549.80

Finding the Fourth Proportional to 299,190,407.40, 448,785,611.10 and 267,949,549.80

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Solution

The fourth proportional to 299,190,407.40, 448,785,611.10 and 267,949,549.80 is: 401,924,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,190,407.40 : 448,785,611.10 = 267,949,549.80 : x
  2. Step 2: Convert to fraction form
    299,190,407.40/448,785,611.10 = 267,949,549.80/x
  3. Step 3: Cross multiply
    299,190,407.40x = 448,785,611.10 × 267,949,549.80
  4. Step 4: Simplify right side
    299,190,407.40x = 120,251,902,450,962,896
  5. Step 5: Solve for x
    x = 120,251,902,450,962,896/299,190,407.40
  6. Step 6: Final answer
    x = 401,924,324.70

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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.