Home / 126,137,334.60-189,046,569.60-61,301,532.60

Finding the Fourth Proportional to 126,137,334.60, 189,046,569.60 and 61,301,532.60

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Solution

The fourth proportional to 126,137,334.60, 189,046,569.60 and 61,301,532.60 is: 91,874,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,137,334.60 : 189,046,569.60 = 61,301,532.60 : x
  2. Step 2: Convert to fraction form
    126,137,334.60/189,046,569.60 = 61,301,532.60/x
  3. Step 3: Cross multiply
    126,137,334.60x = 189,046,569.60 × 61,301,532.60
  4. Step 4: Simplify right side
    126,137,334.60x = 11,588,844,449,252,568
  5. Step 5: Solve for x
    x = 11,588,844,449,252,568/126,137,334.60
  6. Step 6: Final answer
    x = 91,874,816.33

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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.