Home / 266,278,843.21-367,465,301.49-148,804,173.58

Finding the Fourth Proportional to 266,278,843.21, 367,465,301.49 and 148,804,173.58

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Solution

The fourth proportional to 266,278,843.21, 367,465,301.49 and 148,804,173.58 is: 205,350,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,278,843.21 : 367,465,301.49 = 148,804,173.58 : x
  2. Step 2: Convert to fraction form
    266,278,843.21/367,465,301.49 = 148,804,173.58/x
  3. Step 3: Cross multiply
    266,278,843.21x = 367,465,301.49 × 148,804,173.58
  4. Step 4: Simplify right side
    266,278,843.21x = 54,680,370,507,545,000
  5. Step 5: Solve for x
    x = 54,680,370,507,545,000/266,278,843.21
  6. Step 6: Final answer
    x = 205,350,037.76

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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.