Home / 103,958,896.23-143,471,244.87-59,305,851.27

Finding the Fourth Proportional to 103,958,896.23, 143,471,244.87 and 59,305,851.27

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Solution

The fourth proportional to 103,958,896.23, 143,471,244.87 and 59,305,851.27 is: 81,846,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,958,896.23 : 143,471,244.87 = 59,305,851.27 : x
  2. Step 2: Convert to fraction form
    103,958,896.23/143,471,244.87 = 59,305,851.27/x
  3. Step 3: Cross multiply
    103,958,896.23x = 143,471,244.87 × 59,305,851.27
  4. Step 4: Simplify right side
    103,958,896.23x = 8,508,684,309,781,971
  5. Step 5: Solve for x
    x = 8,508,684,309,781,971/103,958,896.23
  6. Step 6: Final answer
    x = 81,846,620.33

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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.