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Finding the Third Proportional to 13,329,815,247 and 28,665,721,854

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Solution

The third proportional to 13,329,815,247 and 28,665,721,854 is: 61,645,536,279.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329,815,247 : 28,665,721,854 = 28,665,721,854 : x
  2. Step 2: Convert to fraction form
    13,329,815,247/28,665,721,854 = 28,665,721,854/x
  3. Step 3: Cross multiply
    13,329,815,247x = 28,665,721,854 × 28,665,721,854
  4. Step 4: Simplify right side
    13,329,815,247x = 821,723,609,410,893,250,560
  5. Step 5: Solve for x
    x = 821,723,609,410,893,250,560/13,329,815,247
  6. Step 6: Final answer
    x = 61,645,536,279.72

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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.