Home / 120,902,529.75-262,331,965.50

Finding the Third Proportional to 120,902,529.75 and 262,331,965.50

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Solution

The third proportional to 120,902,529.75 and 262,331,965.50 is: 569,202,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,902,529.75 : 262,331,965.50 = 262,331,965.50 : x
  2. Step 2: Convert to fraction form
    120,902,529.75/262,331,965.50 = 262,331,965.50/x
  3. Step 3: Cross multiply
    120,902,529.75x = 262,331,965.50 × 262,331,965.50
  4. Step 4: Simplify right side
    120,902,529.75x = 68,818,060,123,093,192
  5. Step 5: Solve for x
    x = 68,818,060,123,093,192/120,902,529.75
  6. Step 6: Final answer
    x = 569,202,813.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.