Home / 3,129,623,998.20-4,694,435,997.30-2,893,134,065.40

Finding the Fourth Proportional to 3,129,623,998.20, 4,694,435,997.30 and 2,893,134,065.40

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Solution

The fourth proportional to 3,129,623,998.20, 4,694,435,997.30 and 2,893,134,065.40 is: 4,339,701,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,623,998.20 : 4,694,435,997.30 = 2,893,134,065.40 : x
  2. Step 2: Convert to fraction form
    3,129,623,998.20/4,694,435,997.30 = 2,893,134,065.40/x
  3. Step 3: Cross multiply
    3,129,623,998.20x = 4,694,435,997.30 × 2,893,134,065.40
  4. Step 4: Simplify right side
    3,129,623,998.20x = 13,581,632,701,628,653,568
  5. Step 5: Solve for x
    x = 13,581,632,701,628,653,568/3,129,623,998.20
  6. Step 6: Final answer
    x = 4,339,701,098.10

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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.