Home / 11,505,534,607.28-15,873,119,928.12-6,682,078,464.56

Finding the Fourth Proportional to 11,505,534,607.28, 15,873,119,928.12 and 6,682,078,464.56

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Solution

The fourth proportional to 11,505,534,607.28, 15,873,119,928.12 and 6,682,078,464.56 is: 9,218,644,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505,534,607.28 : 15,873,119,928.12 = 6,682,078,464.56 : x
  2. Step 2: Convert to fraction form
    11,505,534,607.28/15,873,119,928.12 = 6,682,078,464.56/x
  3. Step 3: Cross multiply
    11,505,534,607.28x = 15,873,119,928.12 × 6,682,078,464.56
  4. Step 4: Simplify right side
    11,505,534,607.28x = 106,065,432,837,068,832,768
  5. Step 5: Solve for x
    x = 106,065,432,837,068,832,768/11,505,534,607.28
  6. Step 6: Final answer
    x = 9,218,644,457.42

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Double scale
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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.