Home / 445,479,249.60-668,218,874.40-241,405,905.60

Finding the Fourth Proportional to 445,479,249.60, 668,218,874.40 and 241,405,905.60

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Solution

The fourth proportional to 445,479,249.60, 668,218,874.40 and 241,405,905.60 is: 362,108,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,479,249.60 : 668,218,874.40 = 241,405,905.60 : x
  2. Step 2: Convert to fraction form
    445,479,249.60/668,218,874.40 = 241,405,905.60/x
  3. Step 3: Cross multiply
    445,479,249.60x = 668,218,874.40 × 241,405,905.60
  4. Step 4: Simplify right side
    445,479,249.60x = 161,311,982,513,544,640
  5. Step 5: Solve for x
    x = 161,311,982,513,544,640/445,479,249.60
  6. Step 6: Final answer
    x = 362,108,858.40

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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.