Home / 80,119,053.45-120,161,763.05-22,597,872.84

Finding the Fourth Proportional to 80,119,053.45, 120,161,763.05 and 22,597,872.84

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Solution

The fourth proportional to 80,119,053.45, 120,161,763.05 and 22,597,872.84 is: 33,892,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,119,053.45 : 120,161,763.05 = 22,597,872.84 : x
  2. Step 2: Convert to fraction form
    80,119,053.45/120,161,763.05 = 22,597,872.84/x
  3. Step 3: Cross multiply
    80,119,053.45x = 120,161,763.05 × 22,597,872.84
  4. Step 4: Simplify right side
    80,119,053.45x = 2,715,400,241,521,121
  5. Step 5: Solve for x
    x = 2,715,400,241,521,121/80,119,053.45
  6. Step 6: Final answer
    x = 33,892,065.93

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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.