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Finding the Third Proportional to 552,289,477 and 857,534,701.50

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Solution

The third proportional to 552,289,477 and 857,534,701.50 is: 1,331,486,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,289,477 : 857,534,701.50 = 857,534,701.50 : x
  2. Step 2: Convert to fraction form
    552,289,477/857,534,701.50 = 857,534,701.50/x
  3. Step 3: Cross multiply
    552,289,477x = 857,534,701.50 × 857,534,701.50
  4. Step 4: Simplify right side
    552,289,477x = 735,365,764,276,694,144
  5. Step 5: Solve for x
    x = 735,365,764,276,694,144/552,289,477
  6. Step 6: Final answer
    x = 1,331,486,104.48

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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.