Home / 393,441,329.75-590,190,338.15-151,104,233.75

Finding the Fourth Proportional to 393,441,329.75, 590,190,338.15 and 151,104,233.75

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Solution

The fourth proportional to 393,441,329.75, 590,190,338.15 and 151,104,233.75 is: 226,667,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,441,329.75 : 590,190,338.15 = 151,104,233.75 : x
  2. Step 2: Convert to fraction form
    393,441,329.75/590,190,338.15 = 151,104,233.75/x
  3. Step 3: Cross multiply
    393,441,329.75x = 590,190,338.15 × 151,104,233.75
  4. Step 4: Simplify right side
    393,441,329.75x = 89,180,258,812,809,136
  5. Step 5: Solve for x
    x = 89,180,258,812,809,136/393,441,329.75
  6. Step 6: Final answer
    x = 226,667,236.18

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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.