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Finding the Third Proportional to 20,564,064 and 45,163,140

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Solution

The third proportional to 20,564,064 and 45,163,140 is: 99,188,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564,064 : 45,163,140 = 45,163,140 : x
  2. Step 2: Convert to fraction form
    20,564,064/45,163,140 = 45,163,140/x
  3. Step 3: Cross multiply
    20,564,064x = 45,163,140 × 45,163,140
  4. Step 4: Simplify right side
    20,564,064x = 2,039,709,214,659,600
  5. Step 5: Solve for x
    x = 2,039,709,214,659,600/20,564,064
  6. Step 6: Final answer
    x = 99,188,040.59

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.