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Finding the Fourth Proportional to 21,775,019,793.30, 32,662,529,689.95 and 21,775,019,793.30

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Solution

The fourth proportional to 21,775,019,793.30, 32,662,529,689.95 and 21,775,019,793.30 is: 32,662,529,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,775,019,793.30 : 32,662,529,689.95 = 21,775,019,793.30 : x
  2. Step 2: Convert to fraction form
    21,775,019,793.30/32,662,529,689.95 = 21,775,019,793.30/x
  3. Step 3: Cross multiply
    21,775,019,793.30x = 32,662,529,689.95 × 21,775,019,793.30
  4. Step 4: Simplify right side
    21,775,019,793.30x = 711,227,230,497,910,161,408
  5. Step 5: Solve for x
    x = 711,227,230,497,910,161,408/21,775,019,793.30
  6. Step 6: Final answer
    x = 32,662,529,689.95

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1.5x scale

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.