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Finding the Third Proportional to 878,913,295 and 1,878,701,670

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Solution

The third proportional to 878,913,295 and 1,878,701,670 is: 4,015,777,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,913,295 : 1,878,701,670 = 1,878,701,670 : x
  2. Step 2: Convert to fraction form
    878,913,295/1,878,701,670 = 1,878,701,670/x
  3. Step 3: Cross multiply
    878,913,295x = 1,878,701,670 × 1,878,701,670
  4. Step 4: Simplify right side
    878,913,295x = 3,529,519,964,860,788,736
  5. Step 5: Solve for x
    x = 3,529,519,964,860,788,736/878,913,295
  6. Step 6: Final answer
    x = 4,015,777,193.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.