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Finding the Third Proportional to 7,179,586,949 and 11,028,724,604

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Solution

The third proportional to 7,179,586,949 and 11,028,724,604 is: 16,941,471,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,586,949 : 11,028,724,604 = 11,028,724,604 : x
  2. Step 2: Convert to fraction form
    7,179,586,949/11,028,724,604 = 11,028,724,604/x
  3. Step 3: Cross multiply
    7,179,586,949x = 11,028,724,604 × 11,028,724,604
  4. Step 4: Simplify right side
    7,179,586,949x = 121,632,766,390,874,963,968
  5. Step 5: Solve for x
    x = 121,632,766,390,874,963,968/7,179,586,949
  6. Step 6: Final answer
    x = 16,941,471,320.69

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.