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Finding the Fourth Proportional to 182,856,489.88, 274,267,938.42 and 61,688,991.64

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Solution

The fourth proportional to 182,856,489.88, 274,267,938.42 and 61,688,991.64 is: 92,527,820.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,856,489.88 : 274,267,938.42 = 61,688,991.64 : x
  2. Step 2: Convert to fraction form
    182,856,489.88/274,267,938.42 = 61,688,991.64/x
  3. Step 3: Cross multiply
    182,856,489.88x = 274,267,938.42 × 61,688,991.64
  4. Step 4: Simplify right side
    182,856,489.88x = 16,919,312,560,311,416
  5. Step 5: Solve for x
    x = 16,919,312,560,311,416/182,856,489.88
  6. Step 6: Final answer
    x = 92,527,820.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.