Home / 258,257,986.72-356,383,140.96-146,734,096.48

Finding the Fourth Proportional to 258,257,986.72, 356,383,140.96 and 146,734,096.48

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Solution

The fourth proportional to 258,257,986.72, 356,383,140.96 and 146,734,096.48 is: 202,485,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,257,986.72 : 356,383,140.96 = 146,734,096.48 : x
  2. Step 2: Convert to fraction form
    258,257,986.72/356,383,140.96 = 146,734,096.48/x
  3. Step 3: Cross multiply
    258,257,986.72x = 356,383,140.96 × 146,734,096.48
  4. Step 4: Simplify right side
    258,257,986.72x = 52,293,558,189,470,072
  5. Step 5: Solve for x
    x = 52,293,558,189,470,072/258,257,986.72
  6. Step 6: Final answer
    x = 202,485,734.72

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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.