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Finding the Third Proportional to 74,352,060 and 161,056,296

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Solution

The third proportional to 74,352,060 and 161,056,296 is: 348,869,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,352,060 : 161,056,296 = 161,056,296 : x
  2. Step 2: Convert to fraction form
    74,352,060/161,056,296 = 161,056,296/x
  3. Step 3: Cross multiply
    74,352,060x = 161,056,296 × 161,056,296
  4. Step 4: Simplify right side
    74,352,060x = 25,939,130,481,239,616
  5. Step 5: Solve for x
    x = 25,939,130,481,239,616/74,352,060
  6. Step 6: Final answer
    x = 348,869,022.34

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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.