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Finding the Fourth Proportional to 996,579,753.30, 1,494,869,629.95 and 996,579,753.30

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Solution

The fourth proportional to 996,579,753.30, 1,494,869,629.95 and 996,579,753.30 is: 1,494,869,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,579,753.30 : 1,494,869,629.95 = 996,579,753.30 : x
  2. Step 2: Convert to fraction form
    996,579,753.30/1,494,869,629.95 = 996,579,753.30/x
  3. Step 3: Cross multiply
    996,579,753.30x = 1,494,869,629.95 × 996,579,753.30
  4. Step 4: Simplify right side
    996,579,753.30x = 1,489,756,807,031,233,280
  5. Step 5: Solve for x
    x = 1,489,756,807,031,233,280/996,579,753.30
  6. Step 6: Final answer
    x = 1,494,869,629.95

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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.