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Finding the Third Proportional to 41,155,140 and 87,776,160

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Solution

The third proportional to 41,155,140 and 87,776,160 is: 187,210,012.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,155,140 : 87,776,160 = 87,776,160 : x
  2. Step 2: Convert to fraction form
    41,155,140/87,776,160 = 87,776,160/x
  3. Step 3: Cross multiply
    41,155,140x = 87,776,160 × 87,776,160
  4. Step 4: Simplify right side
    41,155,140x = 7,704,654,264,345,600
  5. Step 5: Solve for x
    x = 7,704,654,264,345,600/41,155,140
  6. Step 6: Final answer
    x = 187,210,012.27

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.