Home / 53,430,198.81-80,040,919.89-36,808,871.01

Finding the Fourth Proportional to 53,430,198.81, 80,040,919.89 and 36,808,871.01

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Solution

The fourth proportional to 53,430,198.81, 80,040,919.89 and 36,808,871.01 is: 55,141,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,430,198.81 : 80,040,919.89 = 36,808,871.01 : x
  2. Step 2: Convert to fraction form
    53,430,198.81/80,040,919.89 = 36,808,871.01/x
  3. Step 3: Cross multiply
    53,430,198.81x = 80,040,919.89 × 36,808,871.01
  4. Step 4: Simplify right side
    53,430,198.81x = 2,946,215,895,752,753
  5. Step 5: Solve for x
    x = 2,946,215,895,752,753/53,430,198.81
  6. Step 6: Final answer
    x = 55,141,398.71

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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.