Home / 2,169,031,676.50-2,993,054,558.07-1,216,451,086.30

Finding the Fourth Proportional to 2,169,031,676.50, 2,993,054,558.07 and 1,216,451,086.30

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Solution

The fourth proportional to 2,169,031,676.50, 2,993,054,558.07 and 1,216,451,086.30 is: 1,678,585,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,031,676.50 : 2,993,054,558.07 = 1,216,451,086.30 : x
  2. Step 2: Convert to fraction form
    2,169,031,676.50/2,993,054,558.07 = 1,216,451,086.30/x
  3. Step 3: Cross multiply
    2,169,031,676.50x = 2,993,054,558.07 × 1,216,451,086.30
  4. Step 4: Simplify right side
    2,169,031,676.50x = 3,640,904,468,519,417,856
  5. Step 5: Solve for x
    x = 3,640,904,468,519,417,856/2,169,031,676.50
  6. Step 6: Final answer
    x = 1,678,585,199.09

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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.