Home / 11,726,581,828.11-16,184,451,855.84-7,151,500,488.59

Finding the Fourth Proportional to 11,726,581,828.11, 16,184,451,855.84 and 7,151,500,488.59

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Solution

The fourth proportional to 11,726,581,828.11, 16,184,451,855.84 and 7,151,500,488.59 is: 9,870,149,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726,581,828.11 : 16,184,451,855.84 = 7,151,500,488.59 : x
  2. Step 2: Convert to fraction form
    11,726,581,828.11/16,184,451,855.84 = 7,151,500,488.59/x
  3. Step 3: Cross multiply
    11,726,581,828.11x = 16,184,451,855.84 × 7,151,500,488.59
  4. Step 4: Simplify right side
    11,726,581,828.11x = 115,743,115,354,484,408,320
  5. Step 5: Solve for x
    x = 115,743,115,354,484,408,320/11,726,581,828.11
  6. Step 6: Final answer
    x = 9,870,149,464.79

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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.