Home / 109,511,578.97-151,125,981.95-60,619,006.97

Finding the Fourth Proportional to 109,511,578.97, 151,125,981.95 and 60,619,006.97

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Solution

The fourth proportional to 109,511,578.97, 151,125,981.95 and 60,619,006.97 is: 83,654,231.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,511,578.97 : 151,125,981.95 = 60,619,006.97 : x
  2. Step 2: Convert to fraction form
    109,511,578.97/151,125,981.95 = 60,619,006.97/x
  3. Step 3: Cross multiply
    109,511,578.97x = 151,125,981.95 × 60,619,006.97
  4. Step 4: Simplify right side
    109,511,578.97x = 9,161,106,952,571,062
  5. Step 5: Solve for x
    x = 9,161,106,952,571,062/109,511,578.97
  6. Step 6: Final answer
    x = 83,654,231.26

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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.