Home / 313,941,200.80-471,079,762.80-132,206,749.60

Finding the Fourth Proportional to 313,941,200.80, 471,079,762.80 and 132,206,749.60

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Solution

The fourth proportional to 313,941,200.80, 471,079,762.80 and 132,206,749.60 is: 198,380,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,941,200.80 : 471,079,762.80 = 132,206,749.60 : x
  2. Step 2: Convert to fraction form
    313,941,200.80/471,079,762.80 = 132,206,749.60/x
  3. Step 3: Cross multiply
    313,941,200.80x = 471,079,762.80 × 132,206,749.60
  4. Step 4: Simplify right side
    313,941,200.80x = 62,279,924,242,126,992
  5. Step 5: Solve for x
    x = 62,279,924,242,126,992/313,941,200.80
  6. Step 6: Final answer
    x = 198,380,856.30

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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.