Home / 262,778,624.87-394,207,131.52-96,769,365.36

Finding the Fourth Proportional to 262,778,624.87, 394,207,131.52 and 96,769,365.36

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Solution

The fourth proportional to 262,778,624.87, 394,207,131.52 and 96,769,365.36 is: 145,168,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,778,624.87 : 394,207,131.52 = 96,769,365.36 : x
  2. Step 2: Convert to fraction form
    262,778,624.87/394,207,131.52 = 96,769,365.36/x
  3. Step 3: Cross multiply
    262,778,624.87x = 394,207,131.52 × 96,769,365.36
  4. Step 4: Simplify right side
    262,778,624.87x = 38,147,173,937,576,448
  5. Step 5: Solve for x
    x = 38,147,173,937,576,448/262,778,624.87
  6. Step 6: Final answer
    x = 145,168,481.48

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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.