Home / 100,896,744.97-139,237,507.29-54,486,994.80

Finding the Fourth Proportional to 100,896,744.97, 139,237,507.29 and 54,486,994.80

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Solution

The fourth proportional to 100,896,744.97, 139,237,507.29 and 54,486,994.80 is: 75,192,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,896,744.97 : 139,237,507.29 = 54,486,994.80 : x
  2. Step 2: Convert to fraction form
    100,896,744.97/139,237,507.29 = 54,486,994.80/x
  3. Step 3: Cross multiply
    100,896,744.97x = 139,237,507.29 × 54,486,994.80
  4. Step 4: Simplify right side
    100,896,744.97x = 7,586,633,335,675,191
  5. Step 5: Solve for x
    x = 7,586,633,335,675,191/100,896,744.97
  6. Step 6: Final answer
    x = 75,192,052.41

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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.