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Finding the Fourth Proportional to 996,579,745.30, 1,494,869,617.95 and 996,579,745.30

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Solution

The fourth proportional to 996,579,745.30, 1,494,869,617.95 and 996,579,745.30 is: 1,494,869,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,579,745.30 : 1,494,869,617.95 = 996,579,745.30 : x
  2. Step 2: Convert to fraction form
    996,579,745.30/1,494,869,617.95 = 996,579,745.30/x
  3. Step 3: Cross multiply
    996,579,745.30x = 1,494,869,617.95 × 996,579,745.30
  4. Step 4: Simplify right side
    996,579,745.30x = 1,489,756,783,113,319,168
  5. Step 5: Solve for x
    x = 1,489,756,783,113,319,168/996,579,745.30
  6. Step 6: Final answer
    x = 1,494,869,617.95

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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.