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Finding the Third Proportional to 36,670,009.50 and 77,711,211

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Solution

The third proportional to 36,670,009.50 and 77,711,211 is: 164,685,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,670,009.50 : 77,711,211 = 77,711,211 : x
  2. Step 2: Convert to fraction form
    36,670,009.50/77,711,211 = 77,711,211/x
  3. Step 3: Cross multiply
    36,670,009.50x = 77,711,211 × 77,711,211
  4. Step 4: Simplify right side
    36,670,009.50x = 6,039,032,315,086,521
  5. Step 5: Solve for x
    x = 6,039,032,315,086,521/36,670,009.50
  6. Step 6: Final answer
    x = 164,685,867.21

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.