Home / 223,682,564.03-308,522,930.12-149,305,624.61

Finding the Fourth Proportional to 223,682,564.03, 308,522,930.12 and 149,305,624.61

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Solution

The fourth proportional to 223,682,564.03, 308,522,930.12 and 149,305,624.61 is: 205,935,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,682,564.03 : 308,522,930.12 = 149,305,624.61 : x
  2. Step 2: Convert to fraction form
    223,682,564.03/308,522,930.12 = 149,305,624.61/x
  3. Step 3: Cross multiply
    223,682,564.03x = 308,522,930.12 × 149,305,624.61
  4. Step 4: Simplify right side
    223,682,564.03x = 46,064,208,788,073,984
  5. Step 5: Solve for x
    x = 46,064,208,788,073,984/223,682,564.03
  6. Step 6: Final answer
    x = 205,935,625.73

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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.