Home / 188,040,450.60-282,054,092.22-77,372,124.84

Finding the Fourth Proportional to 188,040,450.60, 282,054,092.22 and 77,372,124.84

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Solution

The fourth proportional to 188,040,450.60, 282,054,092.22 and 77,372,124.84 is: 116,055,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,040,450.60 : 282,054,092.22 = 77,372,124.84 : x
  2. Step 2: Convert to fraction form
    188,040,450.60/282,054,092.22 = 77,372,124.84/x
  3. Step 3: Cross multiply
    188,040,450.60x = 282,054,092.22 × 77,372,124.84
  4. Step 4: Simplify right side
    188,040,450.60x = 21,823,124,434,878,716
  5. Step 5: Solve for x
    x = 21,823,124,434,878,716/188,040,450.60
  6. Step 6: Final answer
    x = 116,055,478.30

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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.