Home / 3,981,346,262.80-5,972,019,394.20-3,436,702,781.20

Finding the Fourth Proportional to 3,981,346,262.80, 5,972,019,394.20 and 3,436,702,781.20

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Solution

The fourth proportional to 3,981,346,262.80, 5,972,019,394.20 and 3,436,702,781.20 is: 5,155,054,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,346,262.80 : 5,972,019,394.20 = 3,436,702,781.20 : x
  2. Step 2: Convert to fraction form
    3,981,346,262.80/5,972,019,394.20 = 3,436,702,781.20/x
  3. Step 3: Cross multiply
    3,981,346,262.80x = 5,972,019,394.20 × 3,436,702,781.20
  4. Step 4: Simplify right side
    3,981,346,262.80x = 20,524,055,661,427,478,528
  5. Step 5: Solve for x
    x = 20,524,055,661,427,478,528/3,981,346,262.80
  6. Step 6: Final answer
    x = 5,155,054,171.80

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1.5x scale

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.