Home / 258,026,258.25-356,066,166.42-157,722,623.37

Finding the Fourth Proportional to 258,026,258.25, 356,066,166.42 and 157,722,623.37

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Solution

The fourth proportional to 258,026,258.25, 356,066,166.42 and 157,722,623.37 is: 217,651,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,026,258.25 : 356,066,166.42 = 157,722,623.37 : x
  2. Step 2: Convert to fraction form
    258,026,258.25/356,066,166.42 = 157,722,623.37/x
  3. Step 3: Cross multiply
    258,026,258.25x = 356,066,166.42 × 157,722,623.37
  4. Step 4: Simplify right side
    258,026,258.25x = 56,159,689,861,061,408
  5. Step 5: Solve for x
    x = 56,159,689,861,061,408/258,026,258.25
  6. Step 6: Final answer
    x = 217,651,064.83

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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.