Home / 84,805,102.09-127,233,191.76-30,210,561.82

Finding the Fourth Proportional to 84,805,102.09, 127,233,191.76 and 30,210,561.82

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Solution

The fourth proportional to 84,805,102.09, 127,233,191.76 and 30,210,561.82 is: 45,324,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,805,102.09 : 127,233,191.76 = 30,210,561.82 : x
  2. Step 2: Convert to fraction form
    84,805,102.09/127,233,191.76 = 30,210,561.82/x
  3. Step 3: Cross multiply
    84,805,102.09x = 127,233,191.76 × 30,210,561.82
  4. Step 4: Simplify right side
    84,805,102.09x = 3,843,786,205,221,395
  5. Step 5: Solve for x
    x = 3,843,786,205,221,395/84,805,102.09
  6. Step 6: Final answer
    x = 45,324,940.49

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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.