Home / 1,991,463,337.78-2,985,722,351.82-1,204,342,000

Finding the Fourth Proportional to 1,991,463,337.78, 2,985,722,351.82 and 1,204,342,000

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Solution

The fourth proportional to 1,991,463,337.78, 2,985,722,351.82 and 1,204,342,000 is: 1,805,622,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,463,337.78 : 2,985,722,351.82 = 1,204,342,000 : x
  2. Step 2: Convert to fraction form
    1,991,463,337.78/2,985,722,351.82 = 1,204,342,000/x
  3. Step 3: Cross multiply
    1,991,463,337.78x = 2,985,722,351.82 × 1,204,342,000
  4. Step 4: Simplify right side
    1,991,463,337.78x = 3,595,830,828,635,602,432
  5. Step 5: Solve for x
    x = 3,595,830,828,635,602,432/1,991,463,337.78
  6. Step 6: Final answer
    x = 1,805,622,408.62

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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.