Home / 800,992,651,340.20-1,201,488,977,010.30-271,001,422,388.20

Finding the Fourth Proportional to 800,992,651,340.20, 1,201,488,977,010.30 and 271,001,422,388.20

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Solution

The fourth proportional to 800,992,651,340.20, 1,201,488,977,010.30 and 271,001,422,388.20 is: 406,502,133,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,992,651,340.20 : 1,201,488,977,010.30 = 271,001,422,388.20 : x
  2. Step 2: Convert to fraction form
    800,992,651,340.20/1,201,488,977,010.30 = 271,001,422,388.20/x
  3. Step 3: Cross multiply
    800,992,651,340.20x = 1,201,488,977,010.30 × 271,001,422,388.20
  4. Step 4: Simplify right side
    800,992,651,340.20x = 325,605,221,753,534,634,000,384
  5. Step 5: Solve for x
    x = 325,605,221,753,534,634,000,384/800,992,651,340.20
  6. Step 6: Final answer
    x = 406,502,133,582.30

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Double scale
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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.