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Finding the Fourth Proportional to 65,955,997.60, 92,401,311.20 and 65,955,997.60

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Solution

The fourth proportional to 65,955,997.60, 92,401,311.20 and 65,955,997.60 is: 92,401,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,955,997.60 : 92,401,311.20 = 65,955,997.60 : x
  2. Step 2: Convert to fraction form
    65,955,997.60/92,401,311.20 = 65,955,997.60/x
  3. Step 3: Cross multiply
    65,955,997.60x = 92,401,311.20 × 65,955,997.60
  4. Step 4: Simplify right side
    65,955,997.60x = 6,094,420,659,744,053
  5. Step 5: Solve for x
    x = 6,094,420,659,744,053/65,955,997.60
  6. Step 6: Final answer
    x = 92,401,311.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.