Home / 10,168,818,081.49-15,253,275,837.68-3,086,362,480.69

Finding the Fourth Proportional to 10,168,818,081.49, 15,253,275,837.68 and 3,086,362,480.69

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Solution

The fourth proportional to 10,168,818,081.49, 15,253,275,837.68 and 3,086,362,480.69 is: 4,629,558,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168,818,081.49 : 15,253,275,837.68 = 3,086,362,480.69 : x
  2. Step 2: Convert to fraction form
    10,168,818,081.49/15,253,275,837.68 = 3,086,362,480.69/x
  3. Step 3: Cross multiply
    10,168,818,081.49x = 15,253,275,837.68 × 3,086,362,480.69
  4. Step 4: Simplify right side
    10,168,818,081.49x = 47,077,138,253,015,449,600
  5. Step 5: Solve for x
    x = 47,077,138,253,015,449,600/10,168,818,081.49
  6. Step 6: Final answer
    x = 4,629,558,506.78

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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.