Home / 285,953,351.63-394,593,968.75-160,481,314.80

Finding the Fourth Proportional to 285,953,351.63, 394,593,968.75 and 160,481,314.80

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Solution

The fourth proportional to 285,953,351.63, 394,593,968.75 and 160,481,314.80 is: 221,452,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,953,351.63 : 394,593,968.75 = 160,481,314.80 : x
  2. Step 2: Convert to fraction form
    285,953,351.63/394,593,968.75 = 160,481,314.80/x
  3. Step 3: Cross multiply
    285,953,351.63x = 394,593,968.75 × 160,481,314.80
  4. Step 4: Simplify right side
    285,953,351.63x = 63,324,958,916,347,712
  5. Step 5: Solve for x
    x = 63,324,958,916,347,712/285,953,351.63
  6. Step 6: Final answer
    x = 221,452,060.47

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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.