Home / 3,782,720,814.39-5,220,164,846.70-2,112,029,737.83

Finding the Fourth Proportional to 3,782,720,814.39, 5,220,164,846.70 and 2,112,029,737.83

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Solution

The fourth proportional to 3,782,720,814.39, 5,220,164,846.70 and 2,112,029,737.83 is: 2,914,606,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,720,814.39 : 5,220,164,846.70 = 2,112,029,737.83 : x
  2. Step 2: Convert to fraction form
    3,782,720,814.39/5,220,164,846.70 = 2,112,029,737.83/x
  3. Step 3: Cross multiply
    3,782,720,814.39x = 5,220,164,846.70 × 2,112,029,737.83
  4. Step 4: Simplify right side
    3,782,720,814.39x = 11,025,143,392,605,181,952
  5. Step 5: Solve for x
    x = 11,025,143,392,605,181,952/3,782,720,814.39
  6. Step 6: Final answer
    x = 2,914,606,690.15

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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.