Home / 263,146,775.40-394,295,010.30-165,928,501.80

Finding the Fourth Proportional to 263,146,775.40, 394,295,010.30 and 165,928,501.80

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Solution

The fourth proportional to 263,146,775.40, 394,295,010.30 and 165,928,501.80 is: 248,624,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,146,775.40 : 394,295,010.30 = 165,928,501.80 : x
  2. Step 2: Convert to fraction form
    263,146,775.40/394,295,010.30 = 165,928,501.80/x
  3. Step 3: Cross multiply
    263,146,775.40x = 394,295,010.30 × 165,928,501.80
  4. Step 4: Simplify right side
    263,146,775.40x = 65,424,780,326,294,576
  5. Step 5: Solve for x
    x = 65,424,780,326,294,576/263,146,775.40
  6. Step 6: Final answer
    x = 248,624,670.50

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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.