Home / 923,469,148.29-1,274,388,115.18-500,083,273.66

Finding the Fourth Proportional to 923,469,148.29, 1,274,388,115.18 and 500,083,273.66

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Solution

The fourth proportional to 923,469,148.29, 1,274,388,115.18 and 500,083,273.66 is: 690,115,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,469,148.29 : 1,274,388,115.18 = 500,083,273.66 : x
  2. Step 2: Convert to fraction form
    923,469,148.29/1,274,388,115.18 = 500,083,273.66/x
  3. Step 3: Cross multiply
    923,469,148.29x = 1,274,388,115.18 × 500,083,273.66
  4. Step 4: Simplify right side
    923,469,148.29x = 637,300,180,547,145,856
  5. Step 5: Solve for x
    x = 637,300,180,547,145,856/923,469,148.29
  6. Step 6: Final answer
    x = 690,115,291.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.