Home / 315,954,820.82-436,054,481.76-183,801,387.35

Finding the Fourth Proportional to 315,954,820.82, 436,054,481.76 and 183,801,387.35

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Solution

The fourth proportional to 315,954,820.82, 436,054,481.76 and 183,801,387.35 is: 253,667,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,954,820.82 : 436,054,481.76 = 183,801,387.35 : x
  2. Step 2: Convert to fraction form
    315,954,820.82/436,054,481.76 = 183,801,387.35/x
  3. Step 3: Cross multiply
    315,954,820.82x = 436,054,481.76 × 183,801,387.35
  4. Step 4: Simplify right side
    315,954,820.82x = 80,147,418,707,673,264
  5. Step 5: Solve for x
    x = 80,147,418,707,673,264/315,954,820.82
  6. Step 6: Final answer
    x = 253,667,339.21

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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.