Home / 80,449,633.65-120,737,436.08-37,324,180.65

Finding the Fourth Proportional to 80,449,633.65, 120,737,436.08 and 37,324,180.65

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Solution

The fourth proportional to 80,449,633.65, 120,737,436.08 and 37,324,180.65 is: 56,015,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449,633.65 : 120,737,436.08 = 37,324,180.65 : x
  2. Step 2: Convert to fraction form
    80,449,633.65/120,737,436.08 = 37,324,180.65/x
  3. Step 3: Cross multiply
    80,449,633.65x = 120,737,436.08 × 37,324,180.65
  4. Step 4: Simplify right side
    80,449,633.65x = 4,506,425,875,281,127
  5. Step 5: Solve for x
    x = 4,506,425,875,281,127/80,449,633.65
  6. Step 6: Final answer
    x = 56,015,492.81

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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.