Home / 193,550,005.20-290,325,007.80-49,942,837.20

Finding the Fourth Proportional to 193,550,005.20, 290,325,007.80 and 49,942,837.20

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Solution

The fourth proportional to 193,550,005.20, 290,325,007.80 and 49,942,837.20 is: 74,914,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,550,005.20 : 290,325,007.80 = 49,942,837.20 : x
  2. Step 2: Convert to fraction form
    193,550,005.20/290,325,007.80 = 49,942,837.20/x
  3. Step 3: Cross multiply
    193,550,005.20x = 290,325,007.80 × 49,942,837.20
  4. Step 4: Simplify right side
    193,550,005.20x = 14,499,654,599,644,132
  5. Step 5: Solve for x
    x = 14,499,654,599,644,132/193,550,005.20
  6. Step 6: Final answer
    x = 74,914,255.80

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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.