Home / 664,607,294.10-996,910,941.15-320,233,526.10

Finding the Fourth Proportional to 664,607,294.10, 996,910,941.15 and 320,233,526.10

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Solution

The fourth proportional to 664,607,294.10, 996,910,941.15 and 320,233,526.10 is: 480,350,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,607,294.10 : 996,910,941.15 = 320,233,526.10 : x
  2. Step 2: Convert to fraction form
    664,607,294.10/996,910,941.15 = 320,233,526.10/x
  3. Step 3: Cross multiply
    664,607,294.10x = 996,910,941.15 × 320,233,526.10
  4. Step 4: Simplify right side
    664,607,294.10x = 319,244,305,892,134,080
  5. Step 5: Solve for x
    x = 319,244,305,892,134,080/664,607,294.10
  6. Step 6: Final answer
    x = 480,350,289.15

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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.