Home / 193,628,160.88-290,503,639.41-69,128,118.52

Finding the Fourth Proportional to 193,628,160.88, 290,503,639.41 and 69,128,118.52

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Solution

The fourth proportional to 193,628,160.88, 290,503,639.41 and 69,128,118.52 is: 103,714,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,628,160.88 : 290,503,639.41 = 69,128,118.52 : x
  2. Step 2: Convert to fraction form
    193,628,160.88/290,503,639.41 = 69,128,118.52/x
  3. Step 3: Cross multiply
    193,628,160.88x = 290,503,639.41 × 69,128,118.52
  4. Step 4: Simplify right side
    193,628,160.88x = 20,081,970,015,625,824
  5. Step 5: Solve for x
    x = 20,081,970,015,625,824/193,628,160.88
  6. Step 6: Final answer
    x = 103,714,097.81

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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.