Home / 73,431,331.20-110,146,996.80-35,167,579.20

Finding the Fourth Proportional to 73,431,331.20, 110,146,996.80 and 35,167,579.20

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Solution

The fourth proportional to 73,431,331.20, 110,146,996.80 and 35,167,579.20 is: 52,751,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,431,331.20 : 110,146,996.80 = 35,167,579.20 : x
  2. Step 2: Convert to fraction form
    73,431,331.20/110,146,996.80 = 35,167,579.20/x
  3. Step 3: Cross multiply
    73,431,331.20x = 110,146,996.80 × 35,167,579.20
  4. Step 4: Simplify right side
    73,431,331.20x = 3,873,603,233,606,147
  5. Step 5: Solve for x
    x = 3,873,603,233,606,147/73,431,331.20
  6. Step 6: Final answer
    x = 52,751,368.80

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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.