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Finding the Third Proportional to 119,642,158.69 and 259,703,379.56

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Solution

The third proportional to 119,642,158.69 and 259,703,379.56 is: 563,729,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,642,158.69 : 259,703,379.56 = 259,703,379.56 : x
  2. Step 2: Convert to fraction form
    119,642,158.69/259,703,379.56 = 259,703,379.56/x
  3. Step 3: Cross multiply
    119,642,158.69x = 259,703,379.56 × 259,703,379.56
  4. Step 4: Simplify right side
    119,642,158.69x = 67,445,845,356,183,944
  5. Step 5: Solve for x
    x = 67,445,845,356,183,944/119,642,158.69
  6. Step 6: Final answer
    x = 563,729,759.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.