Home / 266,032,978.44-367,122,042.54-148,560,372.96

Finding the Fourth Proportional to 266,032,978.44, 367,122,042.54 and 148,560,372.96

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Solution

The fourth proportional to 266,032,978.44, 367,122,042.54 and 148,560,372.96 is: 205,011,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,032,978.44 : 367,122,042.54 = 148,560,372.96 : x
  2. Step 2: Convert to fraction form
    266,032,978.44/367,122,042.54 = 148,560,372.96/x
  3. Step 3: Cross multiply
    266,032,978.44x = 367,122,042.54 × 148,560,372.96
  4. Step 4: Simplify right side
    266,032,978.44x = 54,539,787,561,579,392
  5. Step 5: Solve for x
    x = 54,539,787,561,579,392/266,032,978.44
  6. Step 6: Final answer
    x = 205,011,378.22

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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.