Home / 299,190,389.40-448,785,584.10-267,949,531.80

Finding the Fourth Proportional to 299,190,389.40, 448,785,584.10 and 267,949,531.80

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Solution

The fourth proportional to 299,190,389.40, 448,785,584.10 and 267,949,531.80 is: 401,924,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,190,389.40 : 448,785,584.10 = 267,949,531.80 : x
  2. Step 2: Convert to fraction form
    299,190,389.40/448,785,584.10 = 267,949,531.80/x
  3. Step 3: Cross multiply
    299,190,389.40x = 448,785,584.10 × 267,949,531.80
  4. Step 4: Simplify right side
    299,190,389.40x = 120,251,887,138,184,544
  5. Step 5: Solve for x
    x = 120,251,887,138,184,544/299,190,389.40
  6. Step 6: Final answer
    x = 401,924,297.70

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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.