Home / 73,146,832.55-100,943,605.56-40,106,997.96

Finding the Fourth Proportional to 73,146,832.55, 100,943,605.56 and 40,106,997.96

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Solution

The fourth proportional to 73,146,832.55, 100,943,605.56 and 40,106,997.96 is: 55,348,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,146,832.55 : 100,943,605.56 = 40,106,997.96 : x
  2. Step 2: Convert to fraction form
    73,146,832.55/100,943,605.56 = 40,106,997.96/x
  3. Step 3: Cross multiply
    73,146,832.55x = 100,943,605.56 × 40,106,997.96
  4. Step 4: Simplify right side
    73,146,832.55x = 4,048,544,982,269,965
  5. Step 5: Solve for x
    x = 4,048,544,982,269,965/73,146,832.55
  6. Step 6: Final answer
    x = 55,348,192.68

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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.