Home / 105,065,777.71-144,993,067.57-58,022,755.33

Finding the Fourth Proportional to 105,065,777.71, 144,993,067.57 and 58,022,755.33

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Solution

The fourth proportional to 105,065,777.71, 144,993,067.57 and 58,022,755.33 is: 80,072,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,065,777.71 : 144,993,067.57 = 58,022,755.33 : x
  2. Step 2: Convert to fraction form
    105,065,777.71/144,993,067.57 = 58,022,755.33/x
  3. Step 3: Cross multiply
    105,065,777.71x = 144,993,067.57 × 58,022,755.33
  4. Step 4: Simplify right side
    105,065,777.71x = 8,412,897,284,160,267
  5. Step 5: Solve for x
    x = 8,412,897,284,160,267/105,065,777.71
  6. Step 6: Final answer
    x = 80,072,669.40

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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.