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Finding the Third Proportional to 3,699,792,548 and 5,317,900,518

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Solution

The third proportional to 3,699,792,548 and 5,317,900,518 is: 7,643,689,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699,792,548 : 5,317,900,518 = 5,317,900,518 : x
  2. Step 2: Convert to fraction form
    3,699,792,548/5,317,900,518 = 5,317,900,518/x
  3. Step 3: Cross multiply
    3,699,792,548x = 5,317,900,518 × 5,317,900,518
  4. Step 4: Simplify right side
    3,699,792,548x = 28,280,065,919,344,668,672
  5. Step 5: Solve for x
    x = 28,280,065,919,344,668,672/3,699,792,548
  6. Step 6: Final answer
    x = 7,643,689,626.50

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.