Home / 204,066,908.60-306,100,362.90-111,915,039.20

Finding the Fourth Proportional to 204,066,908.60, 306,100,362.90 and 111,915,039.20

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Solution

The fourth proportional to 204,066,908.60, 306,100,362.90 and 111,915,039.20 is: 167,872,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,066,908.60 : 306,100,362.90 = 111,915,039.20 : x
  2. Step 2: Convert to fraction form
    204,066,908.60/306,100,362.90 = 111,915,039.20/x
  3. Step 3: Cross multiply
    204,066,908.60x = 306,100,362.90 × 111,915,039.20
  4. Step 4: Simplify right side
    204,066,908.60x = 34,257,234,113,087,724
  5. Step 5: Solve for x
    x = 34,257,234,113,087,724/204,066,908.60
  6. Step 6: Final answer
    x = 167,872,558.80

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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.