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Finding the Third Proportional to 104,954,868 and 216,616,696

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Solution

The third proportional to 104,954,868 and 216,616,696 is: 447,075,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,954,868 : 216,616,696 = 216,616,696 : x
  2. Step 2: Convert to fraction form
    104,954,868/216,616,696 = 216,616,696/x
  3. Step 3: Cross multiply
    104,954,868x = 216,616,696 × 216,616,696
  4. Step 4: Simplify right side
    104,954,868x = 46,922,792,985,956,416
  5. Step 5: Solve for x
    x = 46,922,792,985,956,416/104,954,868
  6. Step 6: Final answer
    x = 447,075,908.72

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.