Home / 320,768,296.35-481,354,855.48-136,535,476.49

Finding the Fourth Proportional to 320,768,296.35, 481,354,855.48 and 136,535,476.49

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Solution

The fourth proportional to 320,768,296.35, 481,354,855.48 and 136,535,476.49 is: 204,889,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,768,296.35 : 481,354,855.48 = 136,535,476.49 : x
  2. Step 2: Convert to fraction form
    320,768,296.35/481,354,855.48 = 136,535,476.49/x
  3. Step 3: Cross multiply
    320,768,296.35x = 481,354,855.48 × 136,535,476.49
  4. Step 4: Simplify right side
    320,768,296.35x = 65,722,014,551,850,832
  5. Step 5: Solve for x
    x = 65,722,014,551,850,832/320,768,296.35
  6. Step 6: Final answer
    x = 204,889,371.24

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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.