Home / 283,987,664.80-425,981,497.20-253,376,663.20

Finding the Fourth Proportional to 283,987,664.80, 425,981,497.20 and 253,376,663.20

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Solution

The fourth proportional to 283,987,664.80, 425,981,497.20 and 253,376,663.20 is: 380,064,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,987,664.80 : 425,981,497.20 = 253,376,663.20 : x
  2. Step 2: Convert to fraction form
    283,987,664.80/425,981,497.20 = 253,376,663.20/x
  3. Step 3: Cross multiply
    283,987,664.80x = 425,981,497.20 × 253,376,663.20
  4. Step 4: Simplify right side
    283,987,664.80x = 107,933,770,345,476,128
  5. Step 5: Solve for x
    x = 107,933,770,345,476,128/283,987,664.80
  6. Step 6: Final answer
    x = 380,064,994.80

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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.