Home / 436,897,956.71-655,342,450.25-252,548,132.01

Finding the Fourth Proportional to 436,897,956.71, 655,342,450.25 and 252,548,132.01

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Solution

The fourth proportional to 436,897,956.71, 655,342,450.25 and 252,548,132.01 is: 378,819,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,897,956.71 : 655,342,450.25 = 252,548,132.01 : x
  2. Step 2: Convert to fraction form
    436,897,956.71/655,342,450.25 = 252,548,132.01/x
  3. Step 3: Cross multiply
    436,897,956.71x = 655,342,450.25 × 252,548,132.01
  4. Step 4: Simplify right side
    436,897,956.71x = 165,505,511,637,493,856
  5. Step 5: Solve for x
    x = 165,505,511,637,493,856/436,897,956.71
  6. Step 6: Final answer
    x = 378,819,605.58

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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.