Home / 595,504,450.40-821,225,816.53-394,242,733.04

Finding the Fourth Proportional to 595,504,450.40, 821,225,816.53 and 394,242,733.04

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Solution

The fourth proportional to 595,504,450.40, 821,225,816.53 and 394,242,733.04 is: 543,677,398.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,504,450.40 : 821,225,816.53 = 394,242,733.04 : x
  2. Step 2: Convert to fraction form
    595,504,450.40/821,225,816.53 = 394,242,733.04/x
  3. Step 3: Cross multiply
    595,504,450.40x = 821,225,816.53 × 394,242,733.04
  4. Step 4: Simplify right side
    595,504,450.40x = 323,762,310,346,701,120
  5. Step 5: Solve for x
    x = 323,762,310,346,701,120/595,504,450.40
  6. Step 6: Final answer
    x = 543,677,398.43

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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.