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Finding the Third Proportional to 45,356,980 and 70,040,948

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Solution

The third proportional to 45,356,980 and 70,040,948 is: 108,158,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,356,980 : 70,040,948 = 70,040,948 : x
  2. Step 2: Convert to fraction form
    45,356,980/70,040,948 = 70,040,948/x
  3. Step 3: Cross multiply
    45,356,980x = 70,040,948 × 70,040,948
  4. Step 4: Simplify right side
    45,356,980x = 4,905,734,396,738,704
  5. Step 5: Solve for x
    x = 4,905,734,396,738,704/45,356,980
  6. Step 6: Final answer
    x = 108,158,312.06

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.