Home / 547,780,578.15-755,496,420.20-481,559,486.55

Finding the Fourth Proportional to 547,780,578.15, 755,496,420.20 and 481,559,486.55

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Solution

The fourth proportional to 547,780,578.15, 755,496,420.20 and 481,559,486.55 is: 664,164,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,780,578.15 : 755,496,420.20 = 481,559,486.55 : x
  2. Step 2: Convert to fraction form
    547,780,578.15/755,496,420.20 = 481,559,486.55/x
  3. Step 3: Cross multiply
    547,780,578.15x = 755,496,420.20 × 481,559,486.55
  4. Step 4: Simplify right side
    547,780,578.15x = 363,816,468,199,467,264
  5. Step 5: Solve for x
    x = 363,816,468,199,467,264/547,780,578.15
  6. Step 6: Final answer
    x = 664,164,599.31

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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.