Home / 229,538,412.70-344,307,619.05-220,610,203.90

Finding the Fourth Proportional to 229,538,412.70, 344,307,619.05 and 220,610,203.90

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Solution

The fourth proportional to 229,538,412.70, 344,307,619.05 and 220,610,203.90 is: 330,915,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,538,412.70 : 344,307,619.05 = 220,610,203.90 : x
  2. Step 2: Convert to fraction form
    229,538,412.70/344,307,619.05 = 220,610,203.90/x
  3. Step 3: Cross multiply
    229,538,412.70x = 344,307,619.05 × 220,610,203.90
  4. Step 4: Simplify right side
    229,538,412.70x = 75,957,774,042,944,032
  5. Step 5: Solve for x
    x = 75,957,774,042,944,032/229,538,412.70
  6. Step 6: Final answer
    x = 330,915,305.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.