Home / 199,265,238.88-274,979,794.08-116,813,939.20

Finding the Fourth Proportional to 199,265,238.88, 274,979,794.08 and 116,813,939.20

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Solution

The fourth proportional to 199,265,238.88, 274,979,794.08 and 116,813,939.20 is: 161,199,580.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,265,238.88 : 274,979,794.08 = 116,813,939.20 : x
  2. Step 2: Convert to fraction form
    199,265,238.88/274,979,794.08 = 116,813,939.20/x
  3. Step 3: Cross multiply
    199,265,238.88x = 274,979,794.08 × 116,813,939.20
  4. Step 4: Simplify right side
    199,265,238.88x = 32,121,472,946,889,640
  5. Step 5: Solve for x
    x = 32,121,472,946,889,640/199,265,238.88
  6. Step 6: Final answer
    x = 161,199,580.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.