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Finding the Third Proportional to 326,572,161 and 505,653,849

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Solution

The third proportional to 326,572,161 and 505,653,849 is: 782,938,185.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,572,161 : 505,653,849 = 505,653,849 : x
  2. Step 2: Convert to fraction form
    326,572,161/505,653,849 = 505,653,849/x
  3. Step 3: Cross multiply
    326,572,161x = 505,653,849 × 505,653,849
  4. Step 4: Simplify right side
    326,572,161x = 255,685,815,008,514,816
  5. Step 5: Solve for x
    x = 255,685,815,008,514,816/326,572,161
  6. Step 6: Final answer
    x = 782,938,185.01

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.