Home / 250,146,634.86-345,001,073.04-219,906,473.81

Finding the Fourth Proportional to 250,146,634.86, 345,001,073.04 and 219,906,473.81

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Solution

The fourth proportional to 250,146,634.86, 345,001,073.04 and 219,906,473.81 is: 303,293,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,146,634.86 : 345,001,073.04 = 219,906,473.81 : x
  2. Step 2: Convert to fraction form
    250,146,634.86/345,001,073.04 = 219,906,473.81/x
  3. Step 3: Cross multiply
    250,146,634.86x = 345,001,073.04 × 219,906,473.81
  4. Step 4: Simplify right side
    250,146,634.86x = 75,867,969,431,167,664
  5. Step 5: Solve for x
    x = 75,867,969,431,167,664/250,146,634.86
  6. Step 6: Final answer
    x = 303,293,983.84

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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.