Home / 285,953,353.13-394,593,970.82-160,481,316.30

Finding the Fourth Proportional to 285,953,353.13, 394,593,970.82 and 160,481,316.30

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Solution

The fourth proportional to 285,953,353.13, 394,593,970.82 and 160,481,316.30 is: 221,452,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,953,353.13 : 394,593,970.82 = 160,481,316.30 : x
  2. Step 2: Convert to fraction form
    285,953,353.13/394,593,970.82 = 160,481,316.30/x
  3. Step 3: Cross multiply
    285,953,353.13x = 394,593,970.82 × 160,481,316.30
  4. Step 4: Simplify right side
    285,953,353.13x = 63,324,959,840,434,992
  5. Step 5: Solve for x
    x = 63,324,959,840,434,992/285,953,353.13
  6. Step 6: Final answer
    x = 221,452,062.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.