Home / 192,019,554.88-287,912,696.79-75,295,073.24

Finding the Fourth Proportional to 192,019,554.88, 287,912,696.79 and 75,295,073.24

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Solution

The fourth proportional to 192,019,554.88, 287,912,696.79 and 75,295,073.24 is: 112,896,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,019,554.88 : 287,912,696.79 = 75,295,073.24 : x
  2. Step 2: Convert to fraction form
    192,019,554.88/287,912,696.79 = 75,295,073.24/x
  3. Step 3: Cross multiply
    192,019,554.88x = 287,912,696.79 × 75,295,073.24
  4. Step 4: Simplify right side
    192,019,554.88x = 21,678,407,592,241,068
  5. Step 5: Solve for x
    x = 21,678,407,592,241,068/192,019,554.88
  6. Step 6: Final answer
    x = 112,896,874.52

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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.