Home / 271,906,398.12-407,859,227.88-126,260,317.32

Finding the Fourth Proportional to 271,906,398.12, 407,859,227.88 and 126,260,317.32

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Solution

The fourth proportional to 271,906,398.12, 407,859,227.88 and 126,260,317.32 is: 189,390,304.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,906,398.12 : 407,859,227.88 = 126,260,317.32 : x
  2. Step 2: Convert to fraction form
    271,906,398.12/407,859,227.88 = 126,260,317.32/x
  3. Step 3: Cross multiply
    271,906,398.12x = 407,859,227.88 × 126,260,317.32
  4. Step 4: Simplify right side
    271,906,398.12x = 51,496,435,534,018,984
  5. Step 5: Solve for x
    x = 51,496,435,534,018,984/271,906,398.12
  6. Step 6: Final answer
    x = 189,390,304.49

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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.