Home / 635,131,918.74-952,592,209.53-192,369,329.85

Finding the Fourth Proportional to 635,131,918.74, 952,592,209.53 and 192,369,329.85

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Solution

The fourth proportional to 635,131,918.74, 952,592,209.53 and 192,369,329.85 is: 288,521,989.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,131,918.74 : 952,592,209.53 = 192,369,329.85 : x
  2. Step 2: Convert to fraction form
    635,131,918.74/952,592,209.53 = 192,369,329.85/x
  3. Step 3: Cross multiply
    635,131,918.74x = 952,592,209.53 × 192,369,329.85
  4. Step 4: Simplify right side
    635,131,918.74x = 183,249,524,967,616,864
  5. Step 5: Solve for x
    x = 183,249,524,967,616,864/635,131,918.74
  6. Step 6: Final answer
    x = 288,521,989.78

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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.