Home / 382,435,445.20-573,653,167.80-109,770,782.80

Finding the Fourth Proportional to 382,435,445.20, 573,653,167.80 and 109,770,782.80

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Solution

The fourth proportional to 382,435,445.20, 573,653,167.80 and 109,770,782.80 is: 164,656,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,435,445.20 : 573,653,167.80 = 109,770,782.80 : x
  2. Step 2: Convert to fraction form
    382,435,445.20/573,653,167.80 = 109,770,782.80/x
  3. Step 3: Cross multiply
    382,435,445.20x = 573,653,167.80 × 109,770,782.80
  4. Step 4: Simplify right side
    382,435,445.20x = 62,970,357,285,105,744
  5. Step 5: Solve for x
    x = 62,970,357,285,105,744/382,435,445.20
  6. Step 6: Final answer
    x = 164,656,174.20

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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.