Home / 664,607,291.10-996,910,936.65-320,233,523.10

Finding the Fourth Proportional to 664,607,291.10, 996,910,936.65 and 320,233,523.10

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Solution

The fourth proportional to 664,607,291.10, 996,910,936.65 and 320,233,523.10 is: 480,350,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,607,291.10 : 996,910,936.65 = 320,233,523.10 : x
  2. Step 2: Convert to fraction form
    664,607,291.10/996,910,936.65 = 320,233,523.10/x
  3. Step 3: Cross multiply
    664,607,291.10x = 996,910,936.65 × 320,233,523.10
  4. Step 4: Simplify right side
    664,607,291.10x = 319,244,301,460,350,400
  5. Step 5: Solve for x
    x = 319,244,301,460,350,400/664,607,291.10
  6. Step 6: Final answer
    x = 480,350,284.65

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Double scale
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Similar ratio
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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.