Home / 11,505,534,578.28-15,873,119,888.10-6,682,078,435.56

Finding the Fourth Proportional to 11,505,534,578.28, 15,873,119,888.10 and 6,682,078,435.56

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Solution

The fourth proportional to 11,505,534,578.28, 15,873,119,888.10 and 6,682,078,435.56 is: 9,218,644,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505,534,578.28 : 15,873,119,888.10 = 6,682,078,435.56 : x
  2. Step 2: Convert to fraction form
    11,505,534,578.28/15,873,119,888.10 = 6,682,078,435.56/x
  3. Step 3: Cross multiply
    11,505,534,578.28x = 15,873,119,888.10 × 6,682,078,435.56
  4. Step 4: Simplify right side
    11,505,534,578.28x = 106,065,432,109,331,578,880
  5. Step 5: Solve for x
    x = 106,065,432,109,331,578,880/11,505,534,578.28
  6. Step 6: Final answer
    x = 9,218,644,417.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.