Home / 193,084,811.80-289,627,217.70-154,821,059.80

Finding the Fourth Proportional to 193,084,811.80, 289,627,217.70 and 154,821,059.80

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Solution

The fourth proportional to 193,084,811.80, 289,627,217.70 and 154,821,059.80 is: 232,231,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,084,811.80 : 289,627,217.70 = 154,821,059.80 : x
  2. Step 2: Convert to fraction form
    193,084,811.80/289,627,217.70 = 154,821,059.80/x
  3. Step 3: Cross multiply
    193,084,811.80x = 289,627,217.70 × 154,821,059.80
  4. Step 4: Simplify right side
    193,084,811.80x = 44,840,392,791,239,320
  5. Step 5: Solve for x
    x = 44,840,392,791,239,320/193,084,811.80
  6. Step 6: Final answer
    x = 232,231,589.70

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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.