Home / 511,097,757.48-766,339,581.33-199,834,542.54

Finding the Fourth Proportional to 511,097,757.48, 766,339,581.33 and 199,834,542.54

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Solution

The fourth proportional to 511,097,757.48, 766,339,581.33 and 199,834,542.54 is: 299,631,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,097,757.48 : 766,339,581.33 = 199,834,542.54 : x
  2. Step 2: Convert to fraction form
    511,097,757.48/766,339,581.33 = 199,834,542.54/x
  3. Step 3: Cross multiply
    511,097,757.48x = 766,339,581.33 × 199,834,542.54
  4. Step 4: Simplify right side
    511,097,757.48x = 153,141,119,665,375,680
  5. Step 5: Solve for x
    x = 153,141,119,665,375,680/511,097,757.48
  6. Step 6: Final answer
    x = 299,631,758.16

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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.