Home / 303,563,257.74-418,917,430.94-164,334,015

Finding the Fourth Proportional to 303,563,257.74, 418,917,430.94 and 164,334,015

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Solution

The fourth proportional to 303,563,257.74, 418,917,430.94 and 164,334,015 is: 226,781,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,563,257.74 : 418,917,430.94 = 164,334,015 : x
  2. Step 2: Convert to fraction form
    303,563,257.74/418,917,430.94 = 164,334,015/x
  3. Step 3: Cross multiply
    303,563,257.74x = 418,917,430.94 × 164,334,015
  4. Step 4: Simplify right side
    303,563,257.74x = 68,842,383,379,033,752
  5. Step 5: Solve for x
    x = 68,842,383,379,033,752/303,563,257.74
  6. Step 6: Final answer
    x = 226,781,013.92

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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.