Home / 216,471,252.94-324,761,019.82-63,117,309.38

Finding the Fourth Proportional to 216,471,252.94, 324,761,019.82 and 63,117,309.38

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Solution

The fourth proportional to 216,471,252.94, 324,761,019.82 and 63,117,309.38 is: 94,691,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,471,252.94 : 324,761,019.82 = 63,117,309.38 : x
  2. Step 2: Convert to fraction form
    216,471,252.94/324,761,019.82 = 63,117,309.38/x
  3. Step 3: Cross multiply
    216,471,252.94x = 324,761,019.82 × 63,117,309.38
  4. Step 4: Simplify right side
    216,471,252.94x = 20,498,041,760,761,652
  5. Step 5: Solve for x
    x = 20,498,041,760,761,652/216,471,252.94
  6. Step 6: Final answer
    x = 94,691,749.98

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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.