Home / 324,831,736.80-487,247,605.20-161,094,764.70

Finding the Fourth Proportional to 324,831,736.80, 487,247,605.20 and 161,094,764.70

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Solution

The fourth proportional to 324,831,736.80, 487,247,605.20 and 161,094,764.70 is: 241,642,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,831,736.80 : 487,247,605.20 = 161,094,764.70 : x
  2. Step 2: Convert to fraction form
    324,831,736.80/487,247,605.20 = 161,094,764.70/x
  3. Step 3: Cross multiply
    324,831,736.80x = 487,247,605.20 × 161,094,764.70
  4. Step 4: Simplify right side
    324,831,736.80x = 78,493,038,310,332,496
  5. Step 5: Solve for x
    x = 78,493,038,310,332,496/324,831,736.80
  6. Step 6: Final answer
    x = 241,642,147.05

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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.