Home / 68,933,556.90-95,130,431.37-39,570,253.38

Finding the Fourth Proportional to 68,933,556.90, 95,130,431.37 and 39,570,253.38

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Solution

The fourth proportional to 68,933,556.90, 95,130,431.37 and 39,570,253.38 is: 54,608,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,933,556.90 : 95,130,431.37 = 39,570,253.38 : x
  2. Step 2: Convert to fraction form
    68,933,556.90/95,130,431.37 = 39,570,253.38/x
  3. Step 3: Cross multiply
    68,933,556.90x = 95,130,431.37 × 39,570,253.38
  4. Step 4: Simplify right side
    68,933,556.90x = 3,764,335,273,459,601
  5. Step 5: Solve for x
    x = 3,764,335,273,459,601/68,933,556.90
  6. Step 6: Final answer
    x = 54,608,168.25

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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.