Home / 80,449,277.80-120,673,916.70-29,367,956.20

Finding the Fourth Proportional to 80,449,277.80, 120,673,916.70 and 29,367,956.20

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Solution

The fourth proportional to 80,449,277.80, 120,673,916.70 and 29,367,956.20 is: 44,051,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449,277.80 : 120,673,916.70 = 29,367,956.20 : x
  2. Step 2: Convert to fraction form
    80,449,277.80/120,673,916.70 = 29,367,956.20/x
  3. Step 3: Cross multiply
    80,449,277.80x = 120,673,916.70 × 29,367,956.20
  4. Step 4: Simplify right side
    80,449,277.80x = 3,543,946,300,128,048.50
  5. Step 5: Solve for x
    x = 3,543,946,300,128,048.50/80,449,277.80
  6. Step 6: Final answer
    x = 44,051,934.30

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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.