Home / 263,450,388.48-395,139,708.48-69,345,549.60

Finding the Fourth Proportional to 263,450,388.48, 395,139,708.48 and 69,345,549.60

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Solution

The fourth proportional to 263,450,388.48, 395,139,708.48 and 69,345,549.60 is: 104,008,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,450,388.48 : 395,139,708.48 = 69,345,549.60 : x
  2. Step 2: Convert to fraction form
    263,450,388.48/395,139,708.48 = 69,345,549.60/x
  3. Step 3: Cross multiply
    263,450,388.48x = 395,139,708.48 × 69,345,549.60
  4. Step 4: Simplify right side
    263,450,388.48x = 27,401,180,253,329,380
  5. Step 5: Solve for x
    x = 27,401,180,253,329,380/263,450,388.48
  6. Step 6: Final answer
    x = 104,008,881.56

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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.