Home / 442,868,779.80-664,303,169.70-184,269,589.20

Finding the Fourth Proportional to 442,868,779.80, 664,303,169.70 and 184,269,589.20

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Solution

The fourth proportional to 442,868,779.80, 664,303,169.70 and 184,269,589.20 is: 276,404,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,868,779.80 : 664,303,169.70 = 184,269,589.20 : x
  2. Step 2: Convert to fraction form
    442,868,779.80/664,303,169.70 = 184,269,589.20/x
  3. Step 3: Cross multiply
    442,868,779.80x = 664,303,169.70 × 184,269,589.20
  4. Step 4: Simplify right side
    442,868,779.80x = 122,410,872,184,876,896
  5. Step 5: Solve for x
    x = 122,410,872,184,876,896/442,868,779.80
  6. Step 6: Final answer
    x = 276,404,383.80

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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.