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Finding the Fourth Proportional to 583,813,696.91, 805,662,375.91 and 329,548,584.86

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Solution

The fourth proportional to 583,813,696.91, 805,662,375.91 and 329,548,584.86 is: 454,776,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,813,696.91 : 805,662,375.91 = 329,548,584.86 : x
  2. Step 2: Convert to fraction form
    583,813,696.91/805,662,375.91 = 329,548,584.86/x
  3. Step 3: Cross multiply
    583,813,696.91x = 805,662,375.91 × 329,548,584.86
  4. Step 4: Simplify right side
    583,813,696.91x = 265,504,895,856,085,856
  5. Step 5: Solve for x
    x = 265,504,895,856,085,856/583,813,696.91
  6. Step 6: Final answer
    x = 454,776,750.29

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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.