Home / 200,593,480.28-276,701,721.40-126,136,200.20

Finding the Fourth Proportional to 200,593,480.28, 276,701,721.40 and 126,136,200.20

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Solution

The fourth proportional to 200,593,480.28, 276,701,721.40 and 126,136,200.20 is: 173,994,207.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,593,480.28 : 276,701,721.40 = 126,136,200.20 : x
  2. Step 2: Convert to fraction form
    200,593,480.28/276,701,721.40 = 126,136,200.20/x
  3. Step 3: Cross multiply
    200,593,480.28x = 276,701,721.40 × 126,136,200.20
  4. Step 4: Simplify right side
    200,593,480.28x = 34,902,103,726,195,024
  5. Step 5: Solve for x
    x = 34,902,103,726,195,024/200,593,480.28
  6. Step 6: Final answer
    x = 173,994,207.97

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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.