Home / 635,211,441.71-876,553,361.94-352,944,230.93

Finding the Fourth Proportional to 635,211,441.71, 876,553,361.94 and 352,944,230.93

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Solution

The fourth proportional to 635,211,441.71, 876,553,361.94 and 352,944,230.93 is: 487,041,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,211,441.71 : 876,553,361.94 = 352,944,230.93 : x
  2. Step 2: Convert to fraction form
    635,211,441.71/876,553,361.94 = 352,944,230.93/x
  3. Step 3: Cross multiply
    635,211,441.71x = 876,553,361.94 × 352,944,230.93
  4. Step 4: Simplify right side
    635,211,441.71x = 309,374,452,204,175,168
  5. Step 5: Solve for x
    x = 309,374,452,204,175,168/635,211,441.71
  6. Step 6: Final answer
    x = 487,041,687.05

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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.