Home / 172,932,274.35-259,403,365.96-67,883,245.29

Finding the Fourth Proportional to 172,932,274.35, 259,403,365.96 and 67,883,245.29

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Solution

The fourth proportional to 172,932,274.35, 259,403,365.96 and 67,883,245.29 is: 101,826,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,932,274.35 : 259,403,365.96 = 67,883,245.29 : x
  2. Step 2: Convert to fraction form
    172,932,274.35/259,403,365.96 = 67,883,245.29/x
  3. Step 3: Cross multiply
    172,932,274.35x = 259,403,365.96 × 67,883,245.29
  4. Step 4: Simplify right side
    172,932,274.35x = 17,609,142,320,344,610
  5. Step 5: Solve for x
    x = 17,609,142,320,344,610/172,932,274.35
  6. Step 6: Final answer
    x = 101,826,812.76

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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.