Home / 2,659,391,719.70-3,989,087,579.55-2,659,391,719.70

Finding the Fourth Proportional to 2,659,391,719.70, 3,989,087,579.55 and 2,659,391,719.70

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Solution

The fourth proportional to 2,659,391,719.70, 3,989,087,579.55 and 2,659,391,719.70 is: 3,989,087,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,391,719.70 : 3,989,087,579.55 = 2,659,391,719.70 : x
  2. Step 2: Convert to fraction form
    2,659,391,719.70/3,989,087,579.55 = 2,659,391,719.70/x
  3. Step 3: Cross multiply
    2,659,391,719.70x = 3,989,087,579.55 × 2,659,391,719.70
  4. Step 4: Simplify right side
    2,659,391,719.70x = 10,608,546,478,213,384,192
  5. Step 5: Solve for x
    x = 10,608,546,478,213,384,192/2,659,391,719.70
  6. Step 6: Final answer
    x = 3,989,087,579.55

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Double scale
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Similar ratio
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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.