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Finding the Fourth Proportional to 199,382,487.60, 298,569,846.60 and 159,071,703.60

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Solution

The fourth proportional to 199,382,487.60, 298,569,846.60 and 159,071,703.60 is: 238,205,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,382,487.60 : 298,569,846.60 = 159,071,703.60 : x
  2. Step 2: Convert to fraction form
    199,382,487.60/298,569,846.60 = 159,071,703.60/x
  3. Step 3: Cross multiply
    199,382,487.60x = 298,569,846.60 × 159,071,703.60
  4. Step 4: Simplify right side
    199,382,487.60x = 47,494,014,142,252,672
  5. Step 5: Solve for x
    x = 47,494,014,142,252,672/199,382,487.60
  6. Step 6: Final answer
    x = 238,205,545.10

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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.