Home / 5,039,945,279.52-6,954,086,131.68-2,896,137,858.84

Finding the Fourth Proportional to 5,039,945,279.52, 6,954,086,131.68 and 2,896,137,858.84

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Solution

The fourth proportional to 5,039,945,279.52, 6,954,086,131.68 and 2,896,137,858.84 is: 3,996,073,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039,945,279.52 : 6,954,086,131.68 = 2,896,137,858.84 : x
  2. Step 2: Convert to fraction form
    5,039,945,279.52/6,954,086,131.68 = 2,896,137,858.84/x
  3. Step 3: Cross multiply
    5,039,945,279.52x = 6,954,086,131.68 × 2,896,137,858.84
  4. Step 4: Simplify right side
    5,039,945,279.52x = 20,139,992,119,592,656,896
  5. Step 5: Solve for x
    x = 20,139,992,119,592,656,896/5,039,945,279.52
  6. Step 6: Final answer
    x = 3,996,073,568.78

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Double scale
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1.5x scale

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.