Home / 701,134,731.50-967,594,418.80-387,863,544.38

Finding the Fourth Proportional to 701,134,731.50, 967,594,418.80 and 387,863,544.38

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Solution

The fourth proportional to 701,134,731.50, 967,594,418.80 and 387,863,544.38 is: 535,267,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,134,731.50 : 967,594,418.80 = 387,863,544.38 : x
  2. Step 2: Convert to fraction form
    701,134,731.50/967,594,418.80 = 387,863,544.38/x
  3. Step 3: Cross multiply
    701,134,731.50x = 967,594,418.80 × 387,863,544.38
  4. Step 4: Simplify right side
    701,134,731.50x = 375,294,600,798,074,112
  5. Step 5: Solve for x
    x = 375,294,600,798,074,112/701,134,731.50
  6. Step 6: Final answer
    x = 535,267,451.37

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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.