Home / 120,902,616.56-262,332,140.06

Finding the Third Proportional to 120,902,616.56 and 262,332,140.06

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Solution

The third proportional to 120,902,616.56 and 262,332,140.06 is: 569,203,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,902,616.56 : 262,332,140.06 = 262,332,140.06 : x
  2. Step 2: Convert to fraction form
    120,902,616.56/262,332,140.06 = 262,332,140.06/x
  3. Step 3: Cross multiply
    120,902,616.56x = 262,332,140.06 × 262,332,140.06
  4. Step 4: Simplify right side
    120,902,616.56x = 68,818,151,709,771,120
  5. Step 5: Solve for x
    x = 68,818,151,709,771,120/120,902,616.56
  6. Step 6: Final answer
    x = 569,203,162.57

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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.