Home / 729,696,638.67-1,096,291,111.43-467,894,120.01

Finding the Fourth Proportional to 729,696,638.67, 1,096,291,111.43 and 467,894,120.01

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Solution

The fourth proportional to 729,696,638.67, 1,096,291,111.43 and 467,894,120.01 is: 702,960,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,696,638.67 : 1,096,291,111.43 = 467,894,120.01 : x
  2. Step 2: Convert to fraction form
    729,696,638.67/1,096,291,111.43 = 467,894,120.01/x
  3. Step 3: Cross multiply
    729,696,638.67x = 1,096,291,111.43 × 467,894,120.01
  4. Step 4: Simplify right side
    729,696,638.67x = 512,948,164,857,324,736
  5. Step 5: Solve for x
    x = 512,948,164,857,324,736/729,696,638.67
  6. Step 6: Final answer
    x = 702,960,843.83

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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.