Home / 635,816,046.60-877,434,052.86-384,917,108.04

Finding the Fourth Proportional to 635,816,046.60, 877,434,052.86 and 384,917,108.04

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Solution

The fourth proportional to 635,816,046.60, 877,434,052.86 and 384,917,108.04 is: 531,190,396.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,816,046.60 : 877,434,052.86 = 384,917,108.04 : x
  2. Step 2: Convert to fraction form
    635,816,046.60/877,434,052.86 = 384,917,108.04/x
  3. Step 3: Cross multiply
    635,816,046.60x = 877,434,052.86 × 384,917,108.04
  4. Step 4: Simplify right side
    635,816,046.60x = 337,739,378,122,687,744
  5. Step 5: Solve for x
    x = 337,739,378,122,687,744/635,816,046.60
  6. Step 6: Final answer
    x = 531,190,396.86

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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.