Home / 423,991,727.06-635,987,812.46-132,881,522.58

Finding the Fourth Proportional to 423,991,727.06, 635,987,812.46 and 132,881,522.58

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Solution

The fourth proportional to 423,991,727.06, 635,987,812.46 and 132,881,522.58 is: 199,322,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,991,727.06 : 635,987,812.46 = 132,881,522.58 : x
  2. Step 2: Convert to fraction form
    423,991,727.06/635,987,812.46 = 132,881,522.58/x
  3. Step 3: Cross multiply
    423,991,727.06x = 635,987,812.46 × 132,881,522.58
  4. Step 4: Simplify right side
    423,991,727.06x = 84,511,028,861,343,888
  5. Step 5: Solve for x
    x = 84,511,028,861,343,888/423,991,727.06
  6. Step 6: Final answer
    x = 199,322,353.41

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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.