Home / 295,819,238.76-408,227,522.71-163,661,181.12

Finding the Fourth Proportional to 295,819,238.76, 408,227,522.71 and 163,661,181.12

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Solution

The fourth proportional to 295,819,238.76, 408,227,522.71 and 163,661,181.12 is: 225,850,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,819,238.76 : 408,227,522.71 = 163,661,181.12 : x
  2. Step 2: Convert to fraction form
    295,819,238.76/408,227,522.71 = 163,661,181.12/x
  3. Step 3: Cross multiply
    295,819,238.76x = 408,227,522.71 × 163,661,181.12
  4. Step 4: Simplify right side
    295,819,238.76x = 66,810,998,532,410,224
  5. Step 5: Solve for x
    x = 66,810,998,532,410,224/295,819,238.76
  6. Step 6: Final answer
    x = 225,850,755.39

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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.