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Finding the Third Proportional to 7,490,036,850 and 11,017,869,867

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Solution

The third proportional to 7,490,036,850 and 11,017,869,867 is: 16,207,324,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,036,850 : 11,017,869,867 = 11,017,869,867 : x
  2. Step 2: Convert to fraction form
    7,490,036,850/11,017,869,867 = 11,017,869,867/x
  3. Step 3: Cross multiply
    7,490,036,850x = 11,017,869,867 × 11,017,869,867
  4. Step 4: Simplify right side
    7,490,036,850x = 121,393,456,406,146,596,864
  5. Step 5: Solve for x
    x = 121,393,456,406,146,596,864/7,490,036,850
  6. Step 6: Final answer
    x = 16,207,324,321.26

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.