Home / 201,204,441.90-301,806,662.85-199,291,254.30

Finding the Fourth Proportional to 201,204,441.90, 301,806,662.85 and 199,291,254.30

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Solution

The fourth proportional to 201,204,441.90, 301,806,662.85 and 199,291,254.30 is: 298,936,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,441.90 : 301,806,662.85 = 199,291,254.30 : x
  2. Step 2: Convert to fraction form
    201,204,441.90/301,806,662.85 = 199,291,254.30/x
  3. Step 3: Cross multiply
    201,204,441.90x = 301,806,662.85 × 199,291,254.30
  4. Step 4: Simplify right side
    201,204,441.90x = 60,147,428,395,473,720
  5. Step 5: Solve for x
    x = 60,147,428,395,473,720/201,204,441.90
  6. Step 6: Final answer
    x = 298,936,881.45

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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.