Home / 265,726,412.20-398,589,618.30-229,375,847.80

Finding the Fourth Proportional to 265,726,412.20, 398,589,618.30 and 229,375,847.80

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Solution

The fourth proportional to 265,726,412.20, 398,589,618.30 and 229,375,847.80 is: 344,063,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,726,412.20 : 398,589,618.30 = 229,375,847.80 : x
  2. Step 2: Convert to fraction form
    265,726,412.20/398,589,618.30 = 229,375,847.80/x
  3. Step 3: Cross multiply
    265,726,412.20x = 398,589,618.30 × 229,375,847.80
  4. Step 4: Simplify right side
    265,726,412.20x = 91,426,831,621,840,896
  5. Step 5: Solve for x
    x = 91,426,831,621,840,896/265,726,412.20
  6. Step 6: Final answer
    x = 344,063,771.70

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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.