Home / 201,285,797.22-301,853,937.32-70,094,382.68

Finding the Fourth Proportional to 201,285,797.22, 301,853,937.32 and 70,094,382.68

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Solution

The fourth proportional to 201,285,797.22, 301,853,937.32 and 70,094,382.68 is: 105,115,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,285,797.22 : 301,853,937.32 = 70,094,382.68 : x
  2. Step 2: Convert to fraction form
    201,285,797.22/301,853,937.32 = 70,094,382.68/x
  3. Step 3: Cross multiply
    201,285,797.22x = 301,853,937.32 × 70,094,382.68
  4. Step 4: Simplify right side
    201,285,797.22x = 21,158,265,394,463,544
  5. Step 5: Solve for x
    x = 21,158,265,394,463,544/201,285,797.22
  6. Step 6: Final answer
    x = 105,115,540.62

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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.