Home / 80,649,245.80-120,973,868.70-26,796,557.80

Finding the Fourth Proportional to 80,649,245.80, 120,973,868.70 and 26,796,557.80

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Solution

The fourth proportional to 80,649,245.80, 120,973,868.70 and 26,796,557.80 is: 40,194,836.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,649,245.80 : 120,973,868.70 = 26,796,557.80 : x
  2. Step 2: Convert to fraction form
    80,649,245.80/120,973,868.70 = 26,796,557.80/x
  3. Step 3: Cross multiply
    80,649,245.80x = 120,973,868.70 × 26,796,557.80
  4. Step 4: Simplify right side
    80,649,245.80x = 3,241,683,264,909,161
  5. Step 5: Solve for x
    x = 3,241,683,264,909,161/80,649,245.80
  6. Step 6: Final answer
    x = 40,194,836.70

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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.