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Finding the Third Proportional to 103,968,798 and 161,639,289

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Solution

The third proportional to 103,968,798 and 161,639,289 is: 251,299,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,968,798 : 161,639,289 = 161,639,289 : x
  2. Step 2: Convert to fraction form
    103,968,798/161,639,289 = 161,639,289/x
  3. Step 3: Cross multiply
    103,968,798x = 161,639,289 × 161,639,289
  4. Step 4: Simplify right side
    103,968,798x = 26,127,259,748,425,520
  5. Step 5: Solve for x
    x = 26,127,259,748,425,520/103,968,798
  6. Step 6: Final answer
    x = 251,299,045.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.