Home / 4,789,387,737.30-7,186,768,991.55-2,028,546,930.90

Finding the Fourth Proportional to 4,789,387,737.30, 7,186,768,991.55 and 2,028,546,930.90

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Solution

The fourth proportional to 4,789,387,737.30, 7,186,768,991.55 and 2,028,546,930.90 is: 3,043,958,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,387,737.30 : 7,186,768,991.55 = 2,028,546,930.90 : x
  2. Step 2: Convert to fraction form
    4,789,387,737.30/7,186,768,991.55 = 2,028,546,930.90/x
  3. Step 3: Cross multiply
    4,789,387,737.30x = 7,186,768,991.55 × 2,028,546,930.90
  4. Step 4: Simplify right side
    4,789,387,737.30x = 14,578,698,180,896,040,960
  5. Step 5: Solve for x
    x = 14,578,698,180,896,040,960/4,789,387,737.30
  6. Step 6: Final answer
    x = 3,043,958,639.51

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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.