Home / 2,659,392,253.70-3,989,088,380.55-1,208,204,029.70

Finding the Fourth Proportional to 2,659,392,253.70, 3,989,088,380.55 and 1,208,204,029.70

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Solution

The fourth proportional to 2,659,392,253.70, 3,989,088,380.55 and 1,208,204,029.70 is: 1,812,306,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,253.70 : 3,989,088,380.55 = 1,208,204,029.70 : x
  2. Step 2: Convert to fraction form
    2,659,392,253.70/3,989,088,380.55 = 1,208,204,029.70/x
  3. Step 3: Cross multiply
    2,659,392,253.70x = 3,989,088,380.55 × 1,208,204,029.70
  4. Step 4: Simplify right side
    2,659,392,253.70x = 4,819,632,656,209,957,888
  5. Step 5: Solve for x
    x = 4,819,632,656,209,957,888/2,659,392,253.70
  6. Step 6: Final answer
    x = 1,812,306,044.55

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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.