Home / 60,109,016-90,178,198.68-19,168,456.28

Finding the Fourth Proportional to 60,109,016, 90,178,198.68 and 19,168,456.28

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Solution

The fourth proportional to 60,109,016, 90,178,198.68 and 19,168,456.28 is: 28,757,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,109,016 : 90,178,198.68 = 19,168,456.28 : x
  2. Step 2: Convert to fraction form
    60,109,016/90,178,198.68 = 19,168,456.28/x
  3. Step 3: Cross multiply
    60,109,016x = 90,178,198.68 × 19,168,456.28
  4. Step 4: Simplify right side
    60,109,016x = 1,728,576,858,806,734
  5. Step 5: Solve for x
    x = 1,728,576,858,806,734/60,109,016
  6. Step 6: Final answer
    x = 28,757,364.10

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1.5x scale

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.