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Finding the Third Proportional to 76,558,020 and 167,997,036

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Solution

The third proportional to 76,558,020 and 167,997,036 is: 368,648,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,558,020 : 167,997,036 = 167,997,036 : x
  2. Step 2: Convert to fraction form
    76,558,020/167,997,036 = 167,997,036/x
  3. Step 3: Cross multiply
    76,558,020x = 167,997,036 × 167,997,036
  4. Step 4: Simplify right side
    76,558,020x = 28,223,004,104,785,296
  5. Step 5: Solve for x
    x = 28,223,004,104,785,296/76,558,020
  6. Step 6: Final answer
    x = 368,648,563.60

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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.