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Finding the Third Proportional to 18,145,200,384 and 28,464,439,518

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Solution

The third proportional to 18,145,200,384 and 28,464,439,518 is: 44,652,266,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,200,384 : 28,464,439,518 = 28,464,439,518 : x
  2. Step 2: Convert to fraction form
    18,145,200,384/28,464,439,518 = 28,464,439,518/x
  3. Step 3: Cross multiply
    18,145,200,384x = 28,464,439,518 × 28,464,439,518
  4. Step 4: Simplify right side
    18,145,200,384x = 810,224,317,073,880,121,344
  5. Step 5: Solve for x
    x = 810,224,317,073,880,121,344/18,145,200,384
  6. Step 6: Final answer
    x = 44,652,266,160.05

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.