Home / 412,652,348.82-570,277,292.16-338,195,471.82

Finding the Fourth Proportional to 412,652,348.82, 570,277,292.16 and 338,195,471.82

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Solution

The fourth proportional to 412,652,348.82, 570,277,292.16 and 338,195,471.82 is: 467,379,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,652,348.82 : 570,277,292.16 = 338,195,471.82 : x
  2. Step 2: Convert to fraction form
    412,652,348.82/570,277,292.16 = 338,195,471.82/x
  3. Step 3: Cross multiply
    412,652,348.82x = 570,277,292.16 × 338,195,471.82
  4. Step 4: Simplify right side
    412,652,348.82x = 192,865,197,890,283,168
  5. Step 5: Solve for x
    x = 192,865,197,890,283,168/412,652,348.82
  6. Step 6: Final answer
    x = 467,379,377.44

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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.