Home / 394,414,111.20-591,621,166.80-241,359,103.20

Finding the Fourth Proportional to 394,414,111.20, 591,621,166.80 and 241,359,103.20

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Solution

The fourth proportional to 394,414,111.20, 591,621,166.80 and 241,359,103.20 is: 362,038,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,414,111.20 : 591,621,166.80 = 241,359,103.20 : x
  2. Step 2: Convert to fraction form
    394,414,111.20/591,621,166.80 = 241,359,103.20/x
  3. Step 3: Cross multiply
    394,414,111.20x = 591,621,166.80 × 241,359,103.20
  4. Step 4: Simplify right side
    394,414,111.20x = 142,793,154,252,985,600
  5. Step 5: Solve for x
    x = 142,793,154,252,985,600/394,414,111.20
  6. Step 6: Final answer
    x = 362,038,654.80

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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.