Home / 266,300,460-367,505,984.24-148,825,786.79

Finding the Fourth Proportional to 266,300,460, 367,505,984.24 and 148,825,786.79

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Solution

The fourth proportional to 266,300,460, 367,505,984.24 and 148,825,786.79 is: 205,385,928.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,300,460 : 367,505,984.24 = 148,825,786.79 : x
  2. Step 2: Convert to fraction form
    266,300,460/367,505,984.24 = 148,825,786.79/x
  3. Step 3: Cross multiply
    266,300,460x = 367,505,984.24 × 148,825,786.79
  4. Step 4: Simplify right side
    266,300,460x = 54,694,367,253,085,872
  5. Step 5: Solve for x
    x = 54,694,367,253,085,872/266,300,460
  6. Step 6: Final answer
    x = 205,385,928.56

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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.