Home / 373,394,401.20-560,091,601.80-131,057,305.20

Finding the Fourth Proportional to 373,394,401.20, 560,091,601.80 and 131,057,305.20

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Solution

The fourth proportional to 373,394,401.20, 560,091,601.80 and 131,057,305.20 is: 196,585,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,394,401.20 : 560,091,601.80 = 131,057,305.20 : x
  2. Step 2: Convert to fraction form
    373,394,401.20/560,091,601.80 = 131,057,305.20/x
  3. Step 3: Cross multiply
    373,394,401.20x = 560,091,601.80 × 131,057,305.20
  4. Step 4: Simplify right side
    373,394,401.20x = 73,404,095,997,059,472
  5. Step 5: Solve for x
    x = 73,404,095,997,059,472/373,394,401.20
  6. Step 6: Final answer
    x = 196,585,957.80

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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.