Home / 2,099,833,753.11-3,147,550,470.60-978,432,874.75

Finding the Fourth Proportional to 2,099,833,753.11, 3,147,550,470.60 and 978,432,874.75

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Solution

The fourth proportional to 2,099,833,753.11, 3,147,550,470.60 and 978,432,874.75 is: 1,466,624,131.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,833,753.11 : 3,147,550,470.60 = 978,432,874.75 : x
  2. Step 2: Convert to fraction form
    2,099,833,753.11/3,147,550,470.60 = 978,432,874.75/x
  3. Step 3: Cross multiply
    2,099,833,753.11x = 3,147,550,470.60 × 978,432,874.75
  4. Step 4: Simplify right side
    2,099,833,753.11x = 3,079,666,855,369,873,408
  5. Step 5: Solve for x
    x = 3,079,666,855,369,873,408/2,099,833,753.11
  6. Step 6: Final answer
    x = 1,466,624,131.94

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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.