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Finding the Fourth Proportional to 15,523,344,912.40, 23,285,017,368.60 and 15,523,344,912.40

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Solution

The fourth proportional to 15,523,344,912.40, 23,285,017,368.60 and 15,523,344,912.40 is: 23,285,017,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523,344,912.40 : 23,285,017,368.60 = 15,523,344,912.40 : x
  2. Step 2: Convert to fraction form
    15,523,344,912.40/23,285,017,368.60 = 15,523,344,912.40/x
  3. Step 3: Cross multiply
    15,523,344,912.40x = 23,285,017,368.60 × 15,523,344,912.40
  4. Step 4: Simplify right side
    15,523,344,912.40x = 361,461,355,904,002,424,832
  5. Step 5: Solve for x
    x = 361,461,355,904,002,424,832/15,523,344,912.40
  6. Step 6: Final answer
    x = 23,285,017,368.60

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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.