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Finding the Third Proportional to 377,677,620 and 812,750,936

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Solution

The third proportional to 377,677,620 and 812,750,936 is: 1,749,015,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,677,620 : 812,750,936 = 812,750,936 : x
  2. Step 2: Convert to fraction form
    377,677,620/812,750,936 = 812,750,936/x
  3. Step 3: Cross multiply
    377,677,620x = 812,750,936 × 812,750,936
  4. Step 4: Simplify right side
    377,677,620x = 660,564,083,968,876,032
  5. Step 5: Solve for x
    x = 660,564,083,968,876,032/377,677,620
  6. Step 6: Final answer
    x = 1,749,015,692.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.