Home / 904,861,556.46-1,248,700,398.84-502,964,767.62

Finding the Fourth Proportional to 904,861,556.46, 1,248,700,398.84 and 502,964,767.62

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Solution

The fourth proportional to 904,861,556.46, 1,248,700,398.84 and 502,964,767.62 is: 694,086,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,861,556.46 : 1,248,700,398.84 = 502,964,767.62 : x
  2. Step 2: Convert to fraction form
    904,861,556.46/1,248,700,398.84 = 502,964,767.62/x
  3. Step 3: Cross multiply
    904,861,556.46x = 1,248,700,398.84 × 502,964,767.62
  4. Step 4: Simplify right side
    904,861,556.46x = 628,052,305,929,561,856
  5. Step 5: Solve for x
    x = 628,052,305,929,561,856/904,861,556.46
  6. Step 6: Final answer
    x = 694,086,627.34

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Double scale
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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.