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Finding the Third Proportional to 13,329,816,172 and 28,665,723,704

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Solution

The third proportional to 13,329,816,172 and 28,665,723,704 is: 61,645,539,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329,816,172 : 28,665,723,704 = 28,665,723,704 : x
  2. Step 2: Convert to fraction form
    13,329,816,172/28,665,723,704 = 28,665,723,704/x
  3. Step 3: Cross multiply
    13,329,816,172x = 28,665,723,704 × 28,665,723,704
  4. Step 4: Simplify right side
    13,329,816,172x = 821,723,715,474,067,423,232
  5. Step 5: Solve for x
    x = 821,723,715,474,067,423,232/13,329,816,172
  6. Step 6: Final answer
    x = 61,645,539,958.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.