Home / 891,682,545.33-1,336,993,955.67-339,025,428.24

Finding the Fourth Proportional to 891,682,545.33, 1,336,993,955.67 and 339,025,428.24

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Solution

The fourth proportional to 891,682,545.33, 1,336,993,955.67 and 339,025,428.24 is: 508,336,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,682,545.33 : 1,336,993,955.67 = 339,025,428.24 : x
  2. Step 2: Convert to fraction form
    891,682,545.33/1,336,993,955.67 = 339,025,428.24/x
  3. Step 3: Cross multiply
    891,682,545.33x = 1,336,993,955.67 × 339,025,428.24
  4. Step 4: Simplify right side
    891,682,545.33x = 453,274,948,375,313,344
  5. Step 5: Solve for x
    x = 453,274,948,375,313,344/891,682,545.33
  6. Step 6: Final answer
    x = 508,336,684.11

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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.