Home / 294,438,992.40-406,309,228.44-162,279,588.36

Finding the Fourth Proportional to 294,438,992.40, 406,309,228.44 and 162,279,588.36

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Solution

The fourth proportional to 294,438,992.40, 406,309,228.44 and 162,279,588.36 is: 223,936,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,438,992.40 : 406,309,228.44 = 162,279,588.36 : x
  2. Step 2: Convert to fraction form
    294,438,992.40/406,309,228.44 = 162,279,588.36/x
  3. Step 3: Cross multiply
    294,438,992.40x = 406,309,228.44 × 162,279,588.36
  4. Step 4: Simplify right side
    294,438,992.40x = 65,935,694,338,112,408
  5. Step 5: Solve for x
    x = 65,935,694,338,112,408/294,438,992.40
  6. Step 6: Final answer
    x = 223,936,693.31

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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.