Home / 297,952,648.40-446,928,972.60-82,541,896.40

Finding the Fourth Proportional to 297,952,648.40, 446,928,972.60 and 82,541,896.40

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Solution

The fourth proportional to 297,952,648.40, 446,928,972.60 and 82,541,896.40 is: 123,812,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,952,648.40 : 446,928,972.60 = 82,541,896.40 : x
  2. Step 2: Convert to fraction form
    297,952,648.40/446,928,972.60 = 82,541,896.40/x
  3. Step 3: Cross multiply
    297,952,648.40x = 446,928,972.60 × 82,541,896.40
  4. Step 4: Simplify right side
    297,952,648.40x = 36,890,364,954,507,640
  5. Step 5: Solve for x
    x = 36,890,364,954,507,640/297,952,648.40
  6. Step 6: Final answer
    x = 123,812,844.60

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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.