Home / 303,669,341.20-455,504,011.80-222,450,576.40

Finding the Fourth Proportional to 303,669,341.20, 455,504,011.80 and 222,450,576.40

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Solution

The fourth proportional to 303,669,341.20, 455,504,011.80 and 222,450,576.40 is: 333,675,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,669,341.20 : 455,504,011.80 = 222,450,576.40 : x
  2. Step 2: Convert to fraction form
    303,669,341.20/455,504,011.80 = 222,450,576.40/x
  3. Step 3: Cross multiply
    303,669,341.20x = 455,504,011.80 × 222,450,576.40
  4. Step 4: Simplify right side
    303,669,341.20x = 101,327,129,977,422,400
  5. Step 5: Solve for x
    x = 101,327,129,977,422,400/303,669,341.20
  6. Step 6: Final answer
    x = 333,675,864.60

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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.