Home / 1,155,645,270,979.30-1,594,794,200,452.30-641,811,065,447.90

Finding the Fourth Proportional to 1,155,645,270,979.30, 1,594,794,200,452.30 and 641,811,065,447.90

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Solution

The fourth proportional to 1,155,645,270,979.30, 1,594,794,200,452.30 and 641,811,065,447.90 is: 885,701,339,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,645,270,979.30 : 1,594,794,200,452.30 = 641,811,065,447.90 : x
  2. Step 2: Convert to fraction form
    1,155,645,270,979.30/1,594,794,200,452.30 = 641,811,065,447.90/x
  3. Step 3: Cross multiply
    1,155,645,270,979.30x = 1,594,794,200,452.30 × 641,811,065,447.90
  4. Step 4: Simplify right side
    1,155,645,270,979.30x = 1,023,556,564,962,422,514,778,112
  5. Step 5: Solve for x
    x = 1,023,556,564,962,422,514,778,112/1,155,645,270,979.30
  6. Step 6: Final answer
    x = 885,701,339,906.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.