Home / 137,665,014.61-206,503,220.37-40,620,722.24

Finding the Fourth Proportional to 137,665,014.61, 206,503,220.37 and 40,620,722.24

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Solution

The fourth proportional to 137,665,014.61, 206,503,220.37 and 40,620,722.24 is: 60,932,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,665,014.61 : 206,503,220.37 = 40,620,722.24 : x
  2. Step 2: Convert to fraction form
    137,665,014.61/206,503,220.37 = 40,620,722.24/x
  3. Step 3: Cross multiply
    137,665,014.61x = 206,503,220.37 × 40,620,722.24
  4. Step 4: Simplify right side
    137,665,014.61x = 8,388,309,956,831,538
  5. Step 5: Solve for x
    x = 8,388,309,956,831,538/137,665,014.61
  6. Step 6: Final answer
    x = 60,932,764.80

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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.