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Finding the Third Proportional to 4,407,943,129 and 9,590,693,702

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Solution

The third proportional to 4,407,943,129 and 9,590,693,702 is: 20,867,194,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407,943,129 : 9,590,693,702 = 9,590,693,702 : x
  2. Step 2: Convert to fraction form
    4,407,943,129/9,590,693,702 = 9,590,693,702/x
  3. Step 3: Cross multiply
    4,407,943,129x = 9,590,693,702 × 9,590,693,702
  4. Step 4: Simplify right side
    4,407,943,129x = 91,981,405,685,582,462,976
  5. Step 5: Solve for x
    x = 91,981,405,685,582,462,976/4,407,943,129
  6. Step 6: Final answer
    x = 20,867,194,288.52

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.