Home / 1,449,733,839.12-2,174,726,021.23-400,471,675.65

Finding the Fourth Proportional to 1,449,733,839.12, 2,174,726,021.23 and 400,471,675.65

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Solution

The fourth proportional to 1,449,733,839.12, 2,174,726,021.23 and 400,471,675.65 is: 600,742,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,733,839.12 : 2,174,726,021.23 = 400,471,675.65 : x
  2. Step 2: Convert to fraction form
    1,449,733,839.12/2,174,726,021.23 = 400,471,675.65/x
  3. Step 3: Cross multiply
    1,449,733,839.12x = 2,174,726,021.23 × 400,471,675.65
  4. Step 4: Simplify right side
    1,449,733,839.12x = 870,916,173,801,635,584
  5. Step 5: Solve for x
    x = 870,916,173,801,635,584/1,449,733,839.12
  6. Step 6: Final answer
    x = 600,742,115.76

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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.