Home / 281,051,055.68-421,670,748.44-96,945,611.56

Finding the Fourth Proportional to 281,051,055.68, 421,670,748.44 and 96,945,611.56

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Solution

The fourth proportional to 281,051,055.68, 421,670,748.44 and 96,945,611.56 is: 145,450,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,051,055.68 : 421,670,748.44 = 96,945,611.56 : x
  2. Step 2: Convert to fraction form
    281,051,055.68/421,670,748.44 = 96,945,611.56/x
  3. Step 3: Cross multiply
    281,051,055.68x = 421,670,748.44 × 96,945,611.56
  4. Step 4: Simplify right side
    281,051,055.68x = 40,879,128,584,478,720
  5. Step 5: Solve for x
    x = 40,879,128,584,478,720/281,051,055.68
  6. Step 6: Final answer
    x = 145,450,898.54

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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.