Home / 220,918,942.62-331,380,074.70-98,064,231.98

Finding the Fourth Proportional to 220,918,942.62, 331,380,074.70 and 98,064,231.98

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Solution

The fourth proportional to 220,918,942.62, 331,380,074.70 and 98,064,231.98 is: 147,097,085.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,918,942.62 : 331,380,074.70 = 98,064,231.98 : x
  2. Step 2: Convert to fraction form
    220,918,942.62/331,380,074.70 = 98,064,231.98/x
  3. Step 3: Cross multiply
    220,918,942.62x = 331,380,074.70 × 98,064,231.98
  4. Step 4: Simplify right side
    220,918,942.62x = 32,496,532,517,273,624
  5. Step 5: Solve for x
    x = 32,496,532,517,273,624/220,918,942.62
  6. Step 6: Final answer
    x = 147,097,085.17

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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.