Home / 201,204,003.90-301,806,005.85-167,191,779.90

Finding the Fourth Proportional to 201,204,003.90, 301,806,005.85 and 167,191,779.90

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Solution

The fourth proportional to 201,204,003.90, 301,806,005.85 and 167,191,779.90 is: 250,787,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,003.90 : 301,806,005.85 = 167,191,779.90 : x
  2. Step 2: Convert to fraction form
    201,204,003.90/301,806,005.85 = 167,191,779.90/x
  3. Step 3: Cross multiply
    201,204,003.90x = 301,806,005.85 × 167,191,779.90
  4. Step 4: Simplify right side
    201,204,003.90x = 50,459,483,302,571,320
  5. Step 5: Solve for x
    x = 50,459,483,302,571,320/201,204,003.90
  6. Step 6: Final answer
    x = 250,787,669.85

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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.