Home / 277,930,991.21-416,899,480.26-83,844,087.90

Finding the Fourth Proportional to 277,930,991.21, 416,899,480.26 and 83,844,087.90

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Solution

The fourth proportional to 277,930,991.21, 416,899,480.26 and 83,844,087.90 is: 125,767,034.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,930,991.21 : 416,899,480.26 = 83,844,087.90 : x
  2. Step 2: Convert to fraction form
    277,930,991.21/416,899,480.26 = 83,844,087.90/x
  3. Step 3: Cross multiply
    277,930,991.21x = 416,899,480.26 × 83,844,087.90
  4. Step 4: Simplify right side
    277,930,991.21x = 34,954,556,667,134,796
  5. Step 5: Solve for x
    x = 34,954,556,667,134,796/277,930,991.21
  6. Step 6: Final answer
    x = 125,767,034.89

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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.