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Finding the Third Proportional to 40,022,964 and 87,364,926

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Solution

The third proportional to 40,022,964 and 87,364,926 is: 190,706,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,022,964 : 87,364,926 = 87,364,926 : x
  2. Step 2: Convert to fraction form
    40,022,964/87,364,926 = 87,364,926/x
  3. Step 3: Cross multiply
    40,022,964x = 87,364,926 × 87,364,926
  4. Step 4: Simplify right side
    40,022,964x = 7,632,630,294,985,476
  5. Step 5: Solve for x
    x = 7,632,630,294,985,476/40,022,964
  6. Step 6: Final answer
    x = 190,706,272.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.