Home / 701,134,729.50-967,594,416.03-387,863,542.38

Finding the Fourth Proportional to 701,134,729.50, 967,594,416.03 and 387,863,542.38

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Solution

The fourth proportional to 701,134,729.50, 967,594,416.03 and 387,863,542.38 is: 535,267,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,134,729.50 : 967,594,416.03 = 387,863,542.38 : x
  2. Step 2: Convert to fraction form
    701,134,729.50/967,594,416.03 = 387,863,542.38/x
  3. Step 3: Cross multiply
    701,134,729.50x = 967,594,416.03 × 387,863,542.38
  4. Step 4: Simplify right side
    701,134,729.50x = 375,294,597,788,503,232
  5. Step 5: Solve for x
    x = 375,294,597,788,503,232/701,134,729.50
  6. Step 6: Final answer
    x = 535,267,448.61

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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.