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Finding the Third Proportional to 170,389,656 and 373,019,904

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Solution

The third proportional to 170,389,656 and 373,019,904 is: 816,621,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,389,656 : 373,019,904 = 373,019,904 : x
  2. Step 2: Convert to fraction form
    170,389,656/373,019,904 = 373,019,904/x
  3. Step 3: Cross multiply
    170,389,656x = 373,019,904 × 373,019,904
  4. Step 4: Simplify right side
    170,389,656x = 139,143,848,780,169,216
  5. Step 5: Solve for x
    x = 139,143,848,780,169,216/170,389,656
  6. Step 6: Final answer
    x = 816,621,454.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.