Home / 225,476,106.86-338,131,202.59-77,886,107.04

Finding the Fourth Proportional to 225,476,106.86, 338,131,202.59 and 77,886,107.04

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Solution

The fourth proportional to 225,476,106.86, 338,131,202.59 and 77,886,107.04 is: 116,800,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,476,106.86 : 338,131,202.59 = 77,886,107.04 : x
  2. Step 2: Convert to fraction form
    225,476,106.86/338,131,202.59 = 77,886,107.04/x
  3. Step 3: Cross multiply
    225,476,106.86x = 338,131,202.59 × 77,886,107.04
  4. Step 4: Simplify right side
    225,476,106.86x = 26,335,723,038,099,236
  5. Step 5: Solve for x
    x = 26,335,723,038,099,236/225,476,106.86
  6. Step 6: Final answer
    x = 116,800,504.52

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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.