Home / 293,415,009.80-440,122,514.70-271,244,078.60

Finding the Fourth Proportional to 293,415,009.80, 440,122,514.70 and 271,244,078.60

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Solution

The fourth proportional to 293,415,009.80, 440,122,514.70 and 271,244,078.60 is: 406,866,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,415,009.80 : 440,122,514.70 = 271,244,078.60 : x
  2. Step 2: Convert to fraction form
    293,415,009.80/440,122,514.70 = 271,244,078.60/x
  3. Step 3: Cross multiply
    293,415,009.80x = 440,122,514.70 × 271,244,078.60
  4. Step 4: Simplify right side
    293,415,009.80x = 119,380,625,970,916,464
  5. Step 5: Solve for x
    x = 119,380,625,970,916,464/293,415,009.80
  6. Step 6: Final answer
    x = 406,866,117.90

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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.