Home / 80,451,129.45-120,677,799.83-22,943,405.55

Finding the Fourth Proportional to 80,451,129.45, 120,677,799.83 and 22,943,405.55

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Solution

The fourth proportional to 80,451,129.45, 120,677,799.83 and 22,943,405.55 is: 34,415,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,451,129.45 : 120,677,799.83 = 22,943,405.55 : x
  2. Step 2: Convert to fraction form
    80,451,129.45/120,677,799.83 = 22,943,405.55/x
  3. Step 3: Cross multiply
    80,451,129.45x = 120,677,799.83 × 22,943,405.55
  4. Step 4: Simplify right side
    80,451,129.45x = 2,768,759,702,266,694
  5. Step 5: Solve for x
    x = 2,768,759,702,266,694/80,451,129.45
  6. Step 6: Final answer
    x = 34,415,423.64

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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.