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Finding the Third Proportional to 20,219,818 and 44,288,222

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Solution

The third proportional to 20,219,818 and 44,288,222 is: 97,006,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,818 : 44,288,222 = 44,288,222 : x
  2. Step 2: Convert to fraction form
    20,219,818/44,288,222 = 44,288,222/x
  3. Step 3: Cross multiply
    20,219,818x = 44,288,222 × 44,288,222
  4. Step 4: Simplify right side
    20,219,818x = 1,961,446,607,921,284
  5. Step 5: Solve for x
    x = 1,961,446,607,921,284/20,219,818
  6. Step 6: Final answer
    x = 97,006,145.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.