Home / 186,324,786-257,129,224.20-108,054,745.56

Finding the Fourth Proportional to 186,324,786, 257,129,224.20 and 108,054,745.56

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Solution

The fourth proportional to 186,324,786, 257,129,224.20 and 108,054,745.56 is: 149,116,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,324,786 : 257,129,224.20 = 108,054,745.56 : x
  2. Step 2: Convert to fraction form
    186,324,786/257,129,224.20 = 108,054,745.56/x
  3. Step 3: Cross multiply
    186,324,786x = 257,129,224.20 × 108,054,745.56
  4. Step 4: Simplify right side
    186,324,786x = 27,784,032,896,971,192
  5. Step 5: Solve for x
    x = 27,784,032,896,971,192/186,324,786
  6. Step 6: Final answer
    x = 149,116,140.12

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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.