Home / 188,592,890.94-282,889,414.85-84,840,910.16

Finding the Fourth Proportional to 188,592,890.94, 282,889,414.85 and 84,840,910.16

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Solution

The fourth proportional to 188,592,890.94, 282,889,414.85 and 84,840,910.16 is: 127,261,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,592,890.94 : 282,889,414.85 = 84,840,910.16 : x
  2. Step 2: Convert to fraction form
    188,592,890.94/282,889,414.85 = 84,840,910.16/x
  3. Step 3: Cross multiply
    188,592,890.94x = 282,889,414.85 × 84,840,910.16
  4. Step 4: Simplify right side
    188,592,890.94x = 24,000,595,428,665,172
  5. Step 5: Solve for x
    x = 24,000,595,428,665,172/188,592,890.94
  6. Step 6: Final answer
    x = 127,261,400.52

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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.