Home / 227,173,066.20-313,498,915.02-122,751,137.16

Finding the Fourth Proportional to 227,173,066.20, 313,498,915.02 and 122,751,137.16

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Solution

The fourth proportional to 227,173,066.20, 313,498,915.02 and 122,751,137.16 is: 169,396,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,173,066.20 : 313,498,915.02 = 122,751,137.16 : x
  2. Step 2: Convert to fraction form
    227,173,066.20/313,498,915.02 = 122,751,137.16/x
  3. Step 3: Cross multiply
    227,173,066.20x = 313,498,915.02 × 122,751,137.16
  4. Step 4: Simplify right side
    227,173,066.20x = 38,482,348,317,131,200
  5. Step 5: Solve for x
    x = 38,482,348,317,131,200/227,173,066.20
  6. Step 6: Final answer
    x = 169,396,614.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.