Home / 312,046,265.40-468,144,047.70-150,355,231.80

Finding the Fourth Proportional to 312,046,265.40, 468,144,047.70 and 150,355,231.80

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Solution

The fourth proportional to 312,046,265.40, 468,144,047.70 and 150,355,231.80 is: 225,568,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,046,265.40 : 468,144,047.70 = 150,355,231.80 : x
  2. Step 2: Convert to fraction form
    312,046,265.40/468,144,047.70 = 150,355,231.80/x
  3. Step 3: Cross multiply
    312,046,265.40x = 468,144,047.70 × 150,355,231.80
  4. Step 4: Simplify right side
    312,046,265.40x = 70,387,906,807,723,760
  5. Step 5: Solve for x
    x = 70,387,906,807,723,760/312,046,265.40
  6. Step 6: Final answer
    x = 225,568,816.59

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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.