Home / 163,091,754.07-225,066,657.33-89,752,896.07

Finding the Fourth Proportional to 163,091,754.07, 225,066,657.33 and 89,752,896.07

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Solution

The fourth proportional to 163,091,754.07, 225,066,657.33 and 89,752,896.07 is: 123,859,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,091,754.07 : 225,066,657.33 = 89,752,896.07 : x
  2. Step 2: Convert to fraction form
    163,091,754.07/225,066,657.33 = 89,752,896.07/x
  3. Step 3: Cross multiply
    163,091,754.07x = 225,066,657.33 × 89,752,896.07
  4. Step 4: Simplify right side
    163,091,754.07x = 20,200,384,303,599,128
  5. Step 5: Solve for x
    x = 20,200,384,303,599,128/163,091,754.07
  6. Step 6: Final answer
    x = 123,859,016.78

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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.