Home / 337,011,451.20-505,517,176.80-207,198,129.60

Finding the Fourth Proportional to 337,011,451.20, 505,517,176.80 and 207,198,129.60

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Solution

The fourth proportional to 337,011,451.20, 505,517,176.80 and 207,198,129.60 is: 310,797,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,011,451.20 : 505,517,176.80 = 207,198,129.60 : x
  2. Step 2: Convert to fraction form
    337,011,451.20/505,517,176.80 = 207,198,129.60/x
  3. Step 3: Cross multiply
    337,011,451.20x = 505,517,176.80 × 207,198,129.60
  4. Step 4: Simplify right side
    337,011,451.20x = 104,742,213,513,632,512
  5. Step 5: Solve for x
    x = 104,742,213,513,632,512/337,011,451.20
  6. Step 6: Final answer
    x = 310,797,194.40

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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.