Home / 146,431,116.91-202,074,386.79-80,352,720.73

Finding the Fourth Proportional to 146,431,116.91, 202,074,386.79 and 80,352,720.73

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Solution

The fourth proportional to 146,431,116.91, 202,074,386.79 and 80,352,720.73 is: 110,886,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,116.91 : 202,074,386.79 = 80,352,720.73 : x
  2. Step 2: Convert to fraction form
    146,431,116.91/202,074,386.79 = 80,352,720.73/x
  3. Step 3: Cross multiply
    146,431,116.91x = 202,074,386.79 × 80,352,720.73
  4. Step 4: Simplify right side
    146,431,116.91x = 16,237,226,768,422,872
  5. Step 5: Solve for x
    x = 16,237,226,768,422,872/146,431,116.91
  6. Step 6: Final answer
    x = 110,886,450.31

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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.