Home / 168,146,710.82-232,058,433.03-105,432,736.22

Finding the Fourth Proportional to 168,146,710.82, 232,058,433.03 and 105,432,736.22

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Solution

The fourth proportional to 168,146,710.82, 232,058,433.03 and 105,432,736.22 is: 145,507,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,146,710.82 : 232,058,433.03 = 105,432,736.22 : x
  2. Step 2: Convert to fraction form
    168,146,710.82/232,058,433.03 = 105,432,736.22/x
  3. Step 3: Cross multiply
    168,146,710.82x = 232,058,433.03 × 105,432,736.22
  4. Step 4: Simplify right side
    168,146,710.82x = 24,466,555,557,278,524
  5. Step 5: Solve for x
    x = 24,466,555,557,278,524/168,146,710.82
  6. Step 6: Final answer
    x = 145,507,190.94

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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.