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Finding the Third Proportional to 5,621,538,762 and 12,210,805,340

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Solution

The third proportional to 5,621,538,762 and 12,210,805,340 is: 26,523,657,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,538,762 : 12,210,805,340 = 12,210,805,340 : x
  2. Step 2: Convert to fraction form
    5,621,538,762/12,210,805,340 = 12,210,805,340/x
  3. Step 3: Cross multiply
    5,621,538,762x = 12,210,805,340 × 12,210,805,340
  4. Step 4: Simplify right side
    5,621,538,762x = 149,103,767,051,372,527,616
  5. Step 5: Solve for x
    x = 149,103,767,051,372,527,616/5,621,538,762
  6. Step 6: Final answer
    x = 26,523,657,198.50

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.