Home / 188,119,028.10-282,270,986.64-84,561,401.55

Finding the Fourth Proportional to 188,119,028.10, 282,270,986.64 and 84,561,401.55

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Solution

The fourth proportional to 188,119,028.10, 282,270,986.64 and 84,561,401.55 is: 126,883,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,119,028.10 : 282,270,986.64 = 84,561,401.55 : x
  2. Step 2: Convert to fraction form
    188,119,028.10/282,270,986.64 = 84,561,401.55/x
  3. Step 3: Cross multiply
    188,119,028.10x = 282,270,986.64 × 84,561,401.55
  4. Step 4: Simplify right side
    188,119,028.10x = 23,869,230,247,179,724
  5. Step 5: Solve for x
    x = 23,869,230,247,179,724/188,119,028.10
  6. Step 6: Final answer
    x = 126,883,657.06

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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.