Home / 80,449,363.80-120,674,045.70-29,368,042.20

Finding the Fourth Proportional to 80,449,363.80, 120,674,045.70 and 29,368,042.20

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Solution

The fourth proportional to 80,449,363.80, 120,674,045.70 and 29,368,042.20 is: 44,052,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449,363.80 : 120,674,045.70 = 29,368,042.20 : x
  2. Step 2: Convert to fraction form
    80,449,363.80/120,674,045.70 = 29,368,042.20/x
  3. Step 3: Cross multiply
    80,449,363.80x = 120,674,045.70 × 29,368,042.20
  4. Step 4: Simplify right side
    80,449,363.80x = 3,543,960,466,562,328.50
  5. Step 5: Solve for x
    x = 3,543,960,466,562,328.50/80,449,363.80
  6. Step 6: Final answer
    x = 44,052,063.30

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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.