Home / 339,209,752.47-468,120,812.42-188,508,759.73

Finding the Fourth Proportional to 339,209,752.47, 468,120,812.42 and 188,508,759.73

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Solution

The fourth proportional to 339,209,752.47, 468,120,812.42 and 188,508,759.73 is: 260,148,398.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,209,752.47 : 468,120,812.42 = 188,508,759.73 : x
  2. Step 2: Convert to fraction form
    339,209,752.47/468,120,812.42 = 188,508,759.73/x
  3. Step 3: Cross multiply
    339,209,752.47x = 468,120,812.42 × 188,508,759.73
  4. Step 4: Simplify right side
    339,209,752.47x = 88,244,873,752,151,632
  5. Step 5: Solve for x
    x = 88,244,873,752,151,632/339,209,752.47
  6. Step 6: Final answer
    x = 260,148,398.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.