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Finding the Fourth Proportional to 65,907,999.70, 98,861,999.55 and 44,352,927.70

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Solution

The fourth proportional to 65,907,999.70, 98,861,999.55 and 44,352,927.70 is: 66,529,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,907,999.70 : 98,861,999.55 = 44,352,927.70 : x
  2. Step 2: Convert to fraction form
    65,907,999.70/98,861,999.55 = 44,352,927.70/x
  3. Step 3: Cross multiply
    65,907,999.70x = 98,861,999.55 × 44,352,927.70
  4. Step 4: Simplify right side
    65,907,999.70x = 4,384,819,118,318,582.50
  5. Step 5: Solve for x
    x = 4,384,819,118,318,582.50/65,907,999.70
  6. Step 6: Final answer
    x = 66,529,391.55

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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.