Home / 138,831,954.75-203,137,420.64

Finding the Third Proportional to 138,831,954.75 and 203,137,420.64

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Solution

The third proportional to 138,831,954.75 and 203,137,420.64 is: 297,228,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,831,954.75 : 203,137,420.64 = 203,137,420.64 : x
  2. Step 2: Convert to fraction form
    138,831,954.75/203,137,420.64 = 203,137,420.64/x
  3. Step 3: Cross multiply
    138,831,954.75x = 203,137,420.64 × 203,137,420.64
  4. Step 4: Simplify right side
    138,831,954.75x = 41,264,811,664,524,184
  5. Step 5: Solve for x
    x = 41,264,811,664,524,184/138,831,954.75
  6. Step 6: Final answer
    x = 297,228,485.61

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.