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Finding the Third Proportional to 69,835,496.63 and 164,621,656.13

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Solution

The third proportional to 69,835,496.63 and 164,621,656.13 is: 388,058,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,835,496.63 : 164,621,656.13 = 164,621,656.13 : x
  2. Step 2: Convert to fraction form
    69,835,496.63/164,621,656.13 = 164,621,656.13/x
  3. Step 3: Cross multiply
    69,835,496.63x = 164,621,656.13 × 164,621,656.13
  4. Step 4: Simplify right side
    69,835,496.63x = 27,100,289,665,337,752
  5. Step 5: Solve for x
    x = 27,100,289,665,337,752/69,835,496.63
  6. Step 6: Final answer
    x = 388,058,952.47

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.