Home / 291,576,209.46-402,375,893.48-159,425,734.38

Finding the Fourth Proportional to 291,576,209.46, 402,375,893.48 and 159,425,734.38

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Solution

The fourth proportional to 291,576,209.46, 402,375,893.48 and 159,425,734.38 is: 220,007,909.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,576,209.46 : 402,375,893.48 = 159,425,734.38 : x
  2. Step 2: Convert to fraction form
    291,576,209.46/402,375,893.48 = 159,425,734.38/x
  3. Step 3: Cross multiply
    291,576,209.46x = 402,375,893.48 × 159,425,734.38
  4. Step 4: Simplify right side
    291,576,209.46x = 64,149,072,314,857,656
  5. Step 5: Solve for x
    x = 64,149,072,314,857,656/291,576,209.46
  6. Step 6: Final answer
    x = 220,007,909.54

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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.