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Finding the Fourth Proportional to 573,085,158.30, 859,627,737.45 and 245,504,925.90

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Solution

The fourth proportional to 573,085,158.30, 859,627,737.45 and 245,504,925.90 is: 368,257,388.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,085,158.30 : 859,627,737.45 = 245,504,925.90 : x
  2. Step 2: Convert to fraction form
    573,085,158.30/859,627,737.45 = 245,504,925.90/x
  3. Step 3: Cross multiply
    573,085,158.30x = 859,627,737.45 × 245,504,925.90
  4. Step 4: Simplify right side
    573,085,158.30x = 211,042,843,984,246,912
  5. Step 5: Solve for x
    x = 211,042,843,984,246,912/573,085,158.30
  6. Step 6: Final answer
    x = 368,257,388.85

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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.