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Finding the Third Proportional to 878,422,092 and 1,171,091,818

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Solution

The third proportional to 878,422,092 and 1,171,091,818 is: 1,561,272,261.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,422,092 : 1,171,091,818 = 1,171,091,818 : x
  2. Step 2: Convert to fraction form
    878,422,092/1,171,091,818 = 1,171,091,818/x
  3. Step 3: Cross multiply
    878,422,092x = 1,171,091,818 × 1,171,091,818
  4. Step 4: Simplify right side
    878,422,092x = 1,371,456,046,186,545,152
  5. Step 5: Solve for x
    x = 1,371,456,046,186,545,152/878,422,092
  6. Step 6: Final answer
    x = 1,561,272,261.57

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.