Home / 193,290,553.86-266,741,003.82-106,370,425.86

Finding the Fourth Proportional to 193,290,553.86, 266,741,003.82 and 106,370,425.86

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Solution

The fourth proportional to 193,290,553.86, 266,741,003.82 and 106,370,425.86 is: 146,791,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,290,553.86 : 266,741,003.82 = 106,370,425.86 : x
  2. Step 2: Convert to fraction form
    193,290,553.86/266,741,003.82 = 106,370,425.86/x
  3. Step 3: Cross multiply
    193,290,553.86x = 266,741,003.82 × 106,370,425.86
  4. Step 4: Simplify right side
    193,290,553.86x = 28,373,354,170,657,284
  5. Step 5: Solve for x
    x = 28,373,354,170,657,284/193,290,553.86
  6. Step 6: Final answer
    x = 146,791,209.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.