Home / 194,826,747.78-268,758,979.34-120,463,537.26

Finding the Fourth Proportional to 194,826,747.78, 268,758,979.34 and 120,463,537.26

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Solution

The fourth proportional to 194,826,747.78, 268,758,979.34 and 120,463,537.26 is: 166,176,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,826,747.78 : 268,758,979.34 = 120,463,537.26 : x
  2. Step 2: Convert to fraction form
    194,826,747.78/268,758,979.34 = 120,463,537.26/x
  3. Step 3: Cross multiply
    194,826,747.78x = 268,758,979.34 × 120,463,537.26
  4. Step 4: Simplify right side
    194,826,747.78x = 32,375,657,321,683,660
  5. Step 5: Solve for x
    x = 32,375,657,321,683,660/194,826,747.78
  6. Step 6: Final answer
    x = 166,176,655.36

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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.