Home / 247,198,796.65-340,979,169.71-146,656,051.23

Finding the Fourth Proportional to 247,198,796.65, 340,979,169.71 and 146,656,051.23

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Solution

The fourth proportional to 247,198,796.65, 340,979,169.71 and 146,656,051.23 is: 202,293,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,198,796.65 : 340,979,169.71 = 146,656,051.23 : x
  2. Step 2: Convert to fraction form
    247,198,796.65/340,979,169.71 = 146,656,051.23/x
  3. Step 3: Cross multiply
    247,198,796.65x = 340,979,169.71 × 146,656,051.23
  4. Step 4: Simplify right side
    247,198,796.65x = 50,006,658,582,997,928
  5. Step 5: Solve for x
    x = 50,006,658,582,997,928/247,198,796.65
  6. Step 6: Final answer
    x = 202,293,292.93

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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.