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Finding the Third Proportional to 74,346,051 and 161,048,300

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Solution

The third proportional to 74,346,051 and 161,048,300 is: 348,862,576.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,346,051 : 161,048,300 = 161,048,300 : x
  2. Step 2: Convert to fraction form
    74,346,051/161,048,300 = 161,048,300/x
  3. Step 3: Cross multiply
    74,346,051x = 161,048,300 × 161,048,300
  4. Step 4: Simplify right side
    74,346,051x = 25,936,554,932,890,000
  5. Step 5: Solve for x
    x = 25,936,554,932,890,000/74,346,051
  6. Step 6: Final answer
    x = 348,862,576.88

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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.