Home / 80,983,731.87-121,452,371.82-26,401,081.59

Finding the Fourth Proportional to 80,983,731.87, 121,452,371.82 and 26,401,081.59

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Solution

The fourth proportional to 80,983,731.87, 121,452,371.82 and 26,401,081.59 is: 39,594,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,983,731.87 : 121,452,371.82 = 26,401,081.59 : x
  2. Step 2: Convert to fraction form
    80,983,731.87/121,452,371.82 = 26,401,081.59/x
  3. Step 3: Cross multiply
    80,983,731.87x = 121,452,371.82 × 26,401,081.59
  4. Step 4: Simplify right side
    80,983,731.87x = 3,206,473,977,718,836.50
  5. Step 5: Solve for x
    x = 3,206,473,977,718,836.50/80,983,731.87
  6. Step 6: Final answer
    x = 39,594,050.60

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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.