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Finding the Third Proportional to 377,677,616 and 812,750,928

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Solution

The third proportional to 377,677,616 and 812,750,928 is: 1,749,015,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,677,616 : 812,750,928 = 812,750,928 : x
  2. Step 2: Convert to fraction form
    377,677,616/812,750,928 = 812,750,928/x
  3. Step 3: Cross multiply
    377,677,616x = 812,750,928 × 812,750,928
  4. Step 4: Simplify right side
    377,677,616x = 660,564,070,964,861,184
  5. Step 5: Solve for x
    x = 660,564,070,964,861,184/377,677,616
  6. Step 6: Final answer
    x = 1,749,015,676.28

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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.