Home / 192,392,459.87-265,722,242.85-126,606,645.54

Finding the Fourth Proportional to 192,392,459.87, 265,722,242.85 and 126,606,645.54

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Solution

The fourth proportional to 192,392,459.87, 265,722,242.85 and 126,606,645.54 is: 174,862,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,392,459.87 : 265,722,242.85 = 126,606,645.54 : x
  2. Step 2: Convert to fraction form
    192,392,459.87/265,722,242.85 = 126,606,645.54/x
  3. Step 3: Cross multiply
    192,392,459.87x = 265,722,242.85 × 126,606,645.54
  4. Step 4: Simplify right side
    192,392,459.87x = 33,642,201,812,603,752
  5. Step 5: Solve for x
    x = 33,642,201,812,603,752/192,392,459.87
  6. Step 6: Final answer
    x = 174,862,371.61

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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.