Home / 192,969,853.52-289,472,125.91-54,796,817.39

Finding the Fourth Proportional to 192,969,853.52, 289,472,125.91 and 54,796,817.39

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Solution

The fourth proportional to 192,969,853.52, 289,472,125.91 and 54,796,817.39 is: 82,200,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,969,853.52 : 289,472,125.91 = 54,796,817.39 : x
  2. Step 2: Convert to fraction form
    192,969,853.52/289,472,125.91 = 54,796,817.39/x
  3. Step 3: Cross multiply
    192,969,853.52x = 289,472,125.91 × 54,796,817.39
  4. Step 4: Simplify right side
    192,969,853.52x = 15,862,151,221,264,010
  5. Step 5: Solve for x
    x = 15,862,151,221,264,010/192,969,853.52
  6. Step 6: Final answer
    x = 82,200,151.64

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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.