Home / 277,588,456.80-415,878,800.40-226,192,207.20

Finding the Fourth Proportional to 277,588,456.80, 415,878,800.40 and 226,192,207.20

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Solution

The fourth proportional to 277,588,456.80, 415,878,800.40 and 226,192,207.20 is: 338,877,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,588,456.80 : 415,878,800.40 = 226,192,207.20 : x
  2. Step 2: Convert to fraction form
    277,588,456.80/415,878,800.40 = 226,192,207.20/x
  3. Step 3: Cross multiply
    277,588,456.80x = 415,878,800.40 × 226,192,207.20
  4. Step 4: Simplify right side
    277,588,456.80x = 94,068,543,790,164,240
  5. Step 5: Solve for x
    x = 94,068,543,790,164,240/277,588,456.80
  6. Step 6: Final answer
    x = 338,877,721.63

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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.