Home / 66,313,739.25-142,705,172.25

Finding the Third Proportional to 66,313,739.25 and 142,705,172.25

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Solution

The third proportional to 66,313,739.25 and 142,705,172.25 is: 307,097,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313,739.25 : 142,705,172.25 = 142,705,172.25 : x
  2. Step 2: Convert to fraction form
    66,313,739.25/142,705,172.25 = 142,705,172.25/x
  3. Step 3: Cross multiply
    66,313,739.25x = 142,705,172.25 × 142,705,172.25
  4. Step 4: Simplify right side
    66,313,739.25x = 20,364,766,186,902,172
  5. Step 5: Solve for x
    x = 20,364,766,186,902,172/66,313,739.25
  6. Step 6: Final answer
    x = 307,097,238.33

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.