Home / 203,938,904.07-305,968,049.92-65,761,732.22

Finding the Fourth Proportional to 203,938,904.07, 305,968,049.92 and 65,761,732.22

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Solution

The fourth proportional to 203,938,904.07, 305,968,049.92 and 65,761,732.22 is: 98,661,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,938,904.07 : 305,968,049.92 = 65,761,732.22 : x
  2. Step 2: Convert to fraction form
    203,938,904.07/305,968,049.92 = 65,761,732.22/x
  3. Step 3: Cross multiply
    203,938,904.07x = 305,968,049.92 × 65,761,732.22
  4. Step 4: Simplify right side
    203,938,904.07x = 20,120,988,965,184,796
  5. Step 5: Solve for x
    x = 20,120,988,965,184,796/203,938,904.07
  6. Step 6: Final answer
    x = 98,661,847.07

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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.