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Finding the Third Proportional to 20,363,815,734 and 43,839,856,557

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Solution

The third proportional to 20,363,815,734 and 43,839,856,557 is: 94,379,808,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363,815,734 : 43,839,856,557 = 43,839,856,557 : x
  2. Step 2: Convert to fraction form
    20,363,815,734/43,839,856,557 = 43,839,856,557/x
  3. Step 3: Cross multiply
    20,363,815,734x = 43,839,856,557 × 43,839,856,557
  4. Step 4: Simplify right side
    20,363,815,734x = 1,921,933,022,938,335,805,440
  5. Step 5: Solve for x
    x = 1,921,933,022,938,335,805,440/20,363,815,734
  6. Step 6: Final answer
    x = 94,379,808,187.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.