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Finding the Third Proportional to 69,902,034 and 153,240,996

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Solution

The third proportional to 69,902,034 and 153,240,996 is: 335,938,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,902,034 : 153,240,996 = 153,240,996 : x
  2. Step 2: Convert to fraction form
    69,902,034/153,240,996 = 153,240,996/x
  3. Step 3: Cross multiply
    69,902,034x = 153,240,996 × 153,240,996
  4. Step 4: Simplify right side
    69,902,034x = 23,482,802,855,072,016
  5. Step 5: Solve for x
    x = 23,482,802,855,072,016/69,902,034
  6. Step 6: Final answer
    x = 335,938,763.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.