Home / 174,372,353.73-261,590,712.21-72,144,362.97

Finding the Fourth Proportional to 174,372,353.73, 261,590,712.21 and 72,144,362.97

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Solution

The fourth proportional to 174,372,353.73, 261,590,712.21 and 72,144,362.97 is: 108,229,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,372,353.73 : 261,590,712.21 = 72,144,362.97 : x
  2. Step 2: Convert to fraction form
    174,372,353.73/261,590,712.21 = 72,144,362.97/x
  3. Step 3: Cross multiply
    174,372,353.73x = 261,590,712.21 × 72,144,362.97
  4. Step 4: Simplify right side
    174,372,353.73x = 18,872,295,291,259,052
  5. Step 5: Solve for x
    x = 18,872,295,291,259,052/174,372,353.73
  6. Step 6: Final answer
    x = 108,229,859.19

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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.