Home / 629,424,313.20-944,136,469.80-357,326,521.20

Finding the Fourth Proportional to 629,424,313.20, 944,136,469.80 and 357,326,521.20

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Solution

The fourth proportional to 629,424,313.20, 944,136,469.80 and 357,326,521.20 is: 535,989,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,424,313.20 : 944,136,469.80 = 357,326,521.20 : x
  2. Step 2: Convert to fraction form
    629,424,313.20/944,136,469.80 = 357,326,521.20/x
  3. Step 3: Cross multiply
    629,424,313.20x = 944,136,469.80 × 357,326,521.20
  4. Step 4: Simplify right side
    629,424,313.20x = 337,365,000,291,682,816
  5. Step 5: Solve for x
    x = 337,365,000,291,682,816/629,424,313.20
  6. Step 6: Final answer
    x = 535,989,781.80

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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.