Home / 149,750,675.78-225,648,172.51-123,054,982.92

Finding the Fourth Proportional to 149,750,675.78, 225,648,172.51 and 123,054,982.92

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Solution

The fourth proportional to 149,750,675.78, 225,648,172.51 and 123,054,982.92 is: 185,422,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,750,675.78 : 225,648,172.51 = 123,054,982.92 : x
  2. Step 2: Convert to fraction form
    149,750,675.78/225,648,172.51 = 123,054,982.92/x
  3. Step 3: Cross multiply
    149,750,675.78x = 225,648,172.51 × 123,054,982.92
  4. Step 4: Simplify right side
    149,750,675.78x = 27,767,132,013,839,624
  5. Step 5: Solve for x
    x = 27,767,132,013,839,624/149,750,675.78
  6. Step 6: Final answer
    x = 185,422,415.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.