Home / 193,293,921.39-266,745,654.95-106,373,793.39

Finding the Fourth Proportional to 193,293,921.39, 266,745,654.95 and 106,373,793.39

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Solution

The fourth proportional to 193,293,921.39, 266,745,654.95 and 106,373,793.39 is: 146,795,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,293,921.39 : 266,745,654.95 = 106,373,793.39 : x
  2. Step 2: Convert to fraction form
    193,293,921.39/266,745,654.95 = 106,373,793.39/x
  3. Step 3: Cross multiply
    193,293,921.39x = 266,745,654.95 × 106,373,793.39
  4. Step 4: Simplify right side
    193,293,921.39x = 28,374,747,186,799,660
  5. Step 5: Solve for x
    x = 28,374,747,186,799,660/193,293,921.39
  6. Step 6: Final answer
    x = 146,795,858.78

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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.