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Finding the Fourth Proportional to 45,515,684,500.60, 68,273,526,750.90 and 45,515,684,500.60

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Solution

The fourth proportional to 45,515,684,500.60, 68,273,526,750.90 and 45,515,684,500.60 is: 68,273,526,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,515,684,500.60 : 68,273,526,750.90 = 45,515,684,500.60 : x
  2. Step 2: Convert to fraction form
    45,515,684,500.60/68,273,526,750.90 = 45,515,684,500.60/x
  3. Step 3: Cross multiply
    45,515,684,500.60x = 68,273,526,750.90 × 45,515,684,500.60
  4. Step 4: Simplify right side
    45,515,684,500.60x = 3,107,516,303,337,238,560,768
  5. Step 5: Solve for x
    x = 3,107,516,303,337,238,560,768/45,515,684,500.60
  6. Step 6: Final answer
    x = 68,273,526,750.90

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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.