Home / 879,067,691.52-1,317,598,514.76-354,100,877.88

Finding the Fourth Proportional to 879,067,691.52, 1,317,598,514.76 and 354,100,877.88

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Solution

The fourth proportional to 879,067,691.52, 1,317,598,514.76 and 354,100,877.88 is: 530,747,285.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,067,691.52 : 1,317,598,514.76 = 354,100,877.88 : x
  2. Step 2: Convert to fraction form
    879,067,691.52/1,317,598,514.76 = 354,100,877.88/x
  3. Step 3: Cross multiply
    879,067,691.52x = 1,317,598,514.76 × 354,100,877.88
  4. Step 4: Simplify right side
    879,067,691.52x = 466,562,790,769,900,096
  5. Step 5: Solve for x
    x = 466,562,790,769,900,096/879,067,691.52
  6. Step 6: Final answer
    x = 530,747,285.19

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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.