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Finding the Third Proportional to 70,919,026 and 155,290,044

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Solution

The third proportional to 70,919,026 and 155,290,044 is: 340,035,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919,026 : 155,290,044 = 155,290,044 : x
  2. Step 2: Convert to fraction form
    70,919,026/155,290,044 = 155,290,044/x
  3. Step 3: Cross multiply
    70,919,026x = 155,290,044 × 155,290,044
  4. Step 4: Simplify right side
    70,919,026x = 24,114,997,765,521,936
  5. Step 5: Solve for x
    x = 24,114,997,765,521,936/70,919,026
  6. Step 6: Final answer
    x = 340,035,659.34

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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.