Home / 276,823,478.51-381,836,398.97-177,546,978.20

Finding the Fourth Proportional to 276,823,478.51, 381,836,398.97 and 177,546,978.20

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Solution

The fourth proportional to 276,823,478.51, 381,836,398.97 and 177,546,978.20 is: 244,899,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,823,478.51 : 381,836,398.97 = 177,546,978.20 : x
  2. Step 2: Convert to fraction form
    276,823,478.51/381,836,398.97 = 177,546,978.20/x
  3. Step 3: Cross multiply
    276,823,478.51x = 381,836,398.97 × 177,546,978.20
  4. Step 4: Simplify right side
    276,823,478.51x = 67,793,898,804,295,504
  5. Step 5: Solve for x
    x = 67,793,898,804,295,504/276,823,478.51
  6. Step 6: Final answer
    x = 244,899,381.98

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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.