Home / 635,483,465.70-876,944,815.39-349,372,908.80

Finding the Fourth Proportional to 635,483,465.70, 876,944,815.39 and 349,372,908.80

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Solution

The fourth proportional to 635,483,465.70, 876,944,815.39 and 349,372,908.80 is: 482,122,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,483,465.70 : 876,944,815.39 = 349,372,908.80 : x
  2. Step 2: Convert to fraction form
    635,483,465.70/876,944,815.39 = 349,372,908.80/x
  3. Step 3: Cross multiply
    635,483,465.70x = 876,944,815.39 × 349,372,908.80
  4. Step 4: Simplify right side
    635,483,465.70x = 306,380,761,009,883,328
  5. Step 5: Solve for x
    x = 306,380,761,009,883,328/635,483,465.70
  6. Step 6: Final answer
    x = 482,122,317.18

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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.