Home / 201,935,794.92-278,693,539.87-117,181,584.24

Finding the Fourth Proportional to 201,935,794.92, 278,693,539.87 and 117,181,584.24

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Solution

The fourth proportional to 201,935,794.92, 278,693,539.87 and 117,181,584.24 is: 161,723,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,935,794.92 : 278,693,539.87 = 117,181,584.24 : x
  2. Step 2: Convert to fraction form
    201,935,794.92/278,693,539.87 = 117,181,584.24/x
  3. Step 3: Cross multiply
    201,935,794.92x = 278,693,539.87 × 117,181,584.24
  4. Step 4: Simplify right side
    201,935,794.92x = 32,657,750,519,420,204
  5. Step 5: Solve for x
    x = 32,657,750,519,420,204/201,935,794.92
  6. Step 6: Final answer
    x = 161,723,435.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.