Home / 221,609,876.46-332,431,523.37-66,151,404.06

Finding the Fourth Proportional to 221,609,876.46, 332,431,523.37 and 66,151,404.06

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Solution

The fourth proportional to 221,609,876.46, 332,431,523.37 and 66,151,404.06 is: 99,232,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,609,876.46 : 332,431,523.37 = 66,151,404.06 : x
  2. Step 2: Convert to fraction form
    221,609,876.46/332,431,523.37 = 66,151,404.06/x
  3. Step 3: Cross multiply
    221,609,876.46x = 332,431,523.37 × 66,151,404.06
  4. Step 4: Simplify right side
    221,609,876.46x = 21,990,812,024,730,204
  5. Step 5: Solve for x
    x = 21,990,812,024,730,204/221,609,876.46
  6. Step 6: Final answer
    x = 99,232,093.70

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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.