Home / 414,497,535.80-622,144,434.90-210,256,230.20

Finding the Fourth Proportional to 414,497,535.80, 622,144,434.90 and 210,256,230.20

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Solution

The fourth proportional to 414,497,535.80, 622,144,434.90 and 210,256,230.20 is: 315,586,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,497,535.80 : 622,144,434.90 = 210,256,230.20 : x
  2. Step 2: Convert to fraction form
    414,497,535.80/622,144,434.90 = 210,256,230.20/x
  3. Step 3: Cross multiply
    414,497,535.80x = 622,144,434.90 × 210,256,230.20
  4. Step 4: Simplify right side
    414,497,535.80x = 130,809,743,521,983,296
  5. Step 5: Solve for x
    x = 130,809,743,521,983,296/414,497,535.80
  6. Step 6: Final answer
    x = 315,586,299.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.