Home / 348,168,185.40-480,476,083.32-199,486,327.08

Finding the Fourth Proportional to 348,168,185.40, 480,476,083.32 and 199,486,327.08

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Solution

The fourth proportional to 348,168,185.40, 480,476,083.32 and 199,486,327.08 is: 275,293,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,168,185.40 : 480,476,083.32 = 199,486,327.08 : x
  2. Step 2: Convert to fraction form
    348,168,185.40/480,476,083.32 = 199,486,327.08/x
  3. Step 3: Cross multiply
    348,168,185.40x = 480,476,083.32 × 199,486,327.08
  4. Step 4: Simplify right side
    348,168,185.40x = 95,848,409,111,290,864
  5. Step 5: Solve for x
    x = 95,848,409,111,290,864/348,168,185.40
  6. Step 6: Final answer
    x = 275,293,416.03

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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.