Home / 300,321,686.51-414,587,639.96-200,017,046.38

Finding the Fourth Proportional to 300,321,686.51, 414,587,639.96 and 200,017,046.38

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Solution

The fourth proportional to 300,321,686.51, 414,587,639.96 and 200,017,046.38 is: 276,119,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,321,686.51 : 414,587,639.96 = 200,017,046.38 : x
  2. Step 2: Convert to fraction form
    300,321,686.51/414,587,639.96 = 200,017,046.38/x
  3. Step 3: Cross multiply
    300,321,686.51x = 414,587,639.96 × 200,017,046.38
  4. Step 4: Simplify right side
    300,321,686.51x = 82,924,595,210,454,048
  5. Step 5: Solve for x
    x = 82,924,595,210,454,048/300,321,686.51
  6. Step 6: Final answer
    x = 276,119,237.92

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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.