Home / 74,203,705.84-111,322,658.62-25,681,560.21

Finding the Fourth Proportional to 74,203,705.84, 111,322,658.62 and 25,681,560.21

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Solution

The fourth proportional to 74,203,705.84, 111,322,658.62 and 25,681,560.21 is: 38,528,258.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,203,705.84 : 111,322,658.62 = 25,681,560.21 : x
  2. Step 2: Convert to fraction form
    74,203,705.84/111,322,658.62 = 25,681,560.21/x
  3. Step 3: Cross multiply
    74,203,705.84x = 111,322,658.62 × 25,681,560.21
  4. Step 4: Simplify right side
    74,203,705.84x = 2,858,939,560,086,805.50
  5. Step 5: Solve for x
    x = 2,858,939,560,086,805.50/74,203,705.84
  6. Step 6: Final answer
    x = 38,528,258.50

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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.