Home / 277,380,940.89-382,601,341.21-178,386,916.23

Finding the Fourth Proportional to 277,380,940.89, 382,601,341.21 and 178,386,916.23

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Solution

The fourth proportional to 277,380,940.89, 382,601,341.21 and 178,386,916.23 is: 246,055,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,380,940.89 : 382,601,341.21 = 178,386,916.23 : x
  2. Step 2: Convert to fraction form
    277,380,940.89/382,601,341.21 = 178,386,916.23/x
  3. Step 3: Cross multiply
    277,380,940.89x = 382,601,341.21 × 178,386,916.23
  4. Step 4: Simplify right side
    277,380,940.89x = 68,251,073,405,126,384
  5. Step 5: Solve for x
    x = 68,251,073,405,126,384/277,380,940.89
  6. Step 6: Final answer
    x = 246,055,382.13

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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.