Home / 80,639,103.16-120,958,309.50-22,346,614.65

Finding the Fourth Proportional to 80,639,103.16, 120,958,309.50 and 22,346,614.65

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Solution

The fourth proportional to 80,639,103.16, 120,958,309.50 and 22,346,614.65 is: 33,519,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,639,103.16 : 120,958,309.50 = 22,346,614.65 : x
  2. Step 2: Convert to fraction form
    80,639,103.16/120,958,309.50 = 22,346,614.65/x
  3. Step 3: Cross multiply
    80,639,103.16x = 120,958,309.50 × 22,346,614.65
  4. Step 4: Simplify right side
    80,639,103.16x = 2,703,008,730,809,538.50
  5. Step 5: Solve for x
    x = 2,703,008,730,809,538.50/80,639,103.16
  6. Step 6: Final answer
    x = 33,519,826.30

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1.5x scale

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.