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Finding the Fourth Proportional to 1,900,368,302.35, 2,664,143,593.85 and 1,900,368,302.35

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Solution

The fourth proportional to 1,900,368,302.35, 2,664,143,593.85 and 1,900,368,302.35 is: 2,664,143,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,368,302.35 : 2,664,143,593.85 = 1,900,368,302.35 : x
  2. Step 2: Convert to fraction form
    1,900,368,302.35/2,664,143,593.85 = 1,900,368,302.35/x
  3. Step 3: Cross multiply
    1,900,368,302.35x = 2,664,143,593.85 × 1,900,368,302.35
  4. Step 4: Simplify right side
    1,900,368,302.35x = 5,062,854,038,661,352,448
  5. Step 5: Solve for x
    x = 5,062,854,038,661,352,448/1,900,368,302.35
  6. Step 6: Final answer
    x = 2,664,143,593.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.