Home / 252,635,084.73-379,088,292.19-105,184,435.78

Finding the Fourth Proportional to 252,635,084.73, 379,088,292.19 and 105,184,435.78

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Solution

The fourth proportional to 252,635,084.73, 379,088,292.19 and 105,184,435.78 is: 157,833,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,635,084.73 : 379,088,292.19 = 105,184,435.78 : x
  2. Step 2: Convert to fraction form
    252,635,084.73/379,088,292.19 = 105,184,435.78/x
  3. Step 3: Cross multiply
    252,635,084.73x = 379,088,292.19 × 105,184,435.78
  4. Step 4: Simplify right side
    252,635,084.73x = 39,874,188,124,808,928
  5. Step 5: Solve for x
    x = 39,874,188,124,808,928/252,635,084.73
  6. Step 6: Final answer
    x = 157,833,137.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.