Home / 267,462,003.40-401,193,005.10-206,921,177.80

Finding the Fourth Proportional to 267,462,003.40, 401,193,005.10 and 206,921,177.80

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Solution

The fourth proportional to 267,462,003.40, 401,193,005.10 and 206,921,177.80 is: 310,381,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,462,003.40 : 401,193,005.10 = 206,921,177.80 : x
  2. Step 2: Convert to fraction form
    267,462,003.40/401,193,005.10 = 206,921,177.80/x
  3. Step 3: Cross multiply
    267,462,003.40x = 401,193,005.10 × 206,921,177.80
  4. Step 4: Simplify right side
    267,462,003.40x = 83,015,329,140,413,424
  5. Step 5: Solve for x
    x = 83,015,329,140,413,424/267,462,003.40
  6. Step 6: Final answer
    x = 310,381,766.70

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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.