Home / 263,571,945.86-395,079,168.83-97,468,721.84

Finding the Fourth Proportional to 263,571,945.86, 395,079,168.83 and 97,468,721.84

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Solution

The fourth proportional to 263,571,945.86, 395,079,168.83 and 97,468,721.84 is: 146,100,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,571,945.86 : 395,079,168.83 = 97,468,721.84 : x
  2. Step 2: Convert to fraction form
    263,571,945.86/395,079,168.83 = 97,468,721.84/x
  3. Step 3: Cross multiply
    263,571,945.86x = 395,079,168.83 × 97,468,721.84
  4. Step 4: Simplify right side
    263,571,945.86x = 38,507,861,609,006,928
  5. Step 5: Solve for x
    x = 38,507,861,609,006,928/263,571,945.86
  6. Step 6: Final answer
    x = 146,100,001.21

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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.