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Finding the Third Proportional to 5,384,689,994 and 8,271,543,125

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Solution

The third proportional to 5,384,689,994 and 8,271,543,125 is: 12,706,102,996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,689,994 : 8,271,543,125 = 8,271,543,125 : x
  2. Step 2: Convert to fraction form
    5,384,689,994/8,271,543,125 = 8,271,543,125/x
  3. Step 3: Cross multiply
    5,384,689,994x = 8,271,543,125 × 8,271,543,125
  4. Step 4: Simplify right side
    5,384,689,994x = 68,418,425,668,734,763,008
  5. Step 5: Solve for x
    x = 68,418,425,668,734,763,008/5,384,689,994
  6. Step 6: Final answer
    x = 12,706,102,996.64

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.