Home / 356,203,566,675.45-491,561,238,758.40-193,623,212,581.89

Finding the Fourth Proportional to 356,203,566,675.45, 491,561,238,758.40 and 193,623,212,581.89

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Solution

The fourth proportional to 356,203,566,675.45, 491,561,238,758.40 and 193,623,212,581.89 is: 267,200,205,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,203,566,675.45 : 491,561,238,758.40 = 193,623,212,581.89 : x
  2. Step 2: Convert to fraction form
    356,203,566,675.45/491,561,238,758.40 = 193,623,212,581.89/x
  3. Step 3: Cross multiply
    356,203,566,675.45x = 491,561,238,758.40 × 193,623,212,581.89
  4. Step 4: Simplify right side
    356,203,566,675.45x = 95,177,666,229,134,879,096,832
  5. Step 5: Solve for x
    x = 95,177,666,229,134,879,096,832/356,203,566,675.45
  6. Step 6: Final answer
    x = 267,200,205,538.24

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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.