Home / 635,300,420.73-876,735,845.24-353,054,757.78

Finding the Fourth Proportional to 635,300,420.73, 876,735,845.24 and 353,054,757.78

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Solution

The fourth proportional to 635,300,420.73, 876,735,845.24 and 353,054,757.78 is: 487,227,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,300,420.73 : 876,735,845.24 = 353,054,757.78 : x
  2. Step 2: Convert to fraction form
    635,300,420.73/876,735,845.24 = 353,054,757.78/x
  3. Step 3: Cross multiply
    635,300,420.73x = 876,735,845.24 × 353,054,757.78
  4. Step 4: Simplify right side
    635,300,420.73x = 309,535,761,478,251,776
  5. Step 5: Solve for x
    x = 309,535,761,478,251,776/635,300,420.73
  6. Step 6: Final answer
    x = 487,227,383.11

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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.