Home / 303,669,371.20-455,504,056.80-222,450,606.40

Finding the Fourth Proportional to 303,669,371.20, 455,504,056.80 and 222,450,606.40

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Solution

The fourth proportional to 303,669,371.20, 455,504,056.80 and 222,450,606.40 is: 333,675,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,669,371.20 : 455,504,056.80 = 222,450,606.40 : x
  2. Step 2: Convert to fraction form
    303,669,371.20/455,504,056.80 = 222,450,606.40/x
  3. Step 3: Cross multiply
    303,669,371.20x = 455,504,056.80 × 222,450,606.40
  4. Step 4: Simplify right side
    303,669,371.20x = 101,327,153,652,820,048
  5. Step 5: Solve for x
    x = 101,327,153,652,820,048/303,669,371.20
  6. Step 6: Final answer
    x = 333,675,909.60

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1.5x scale

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.