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Finding the Third Proportional to 5,121,595,710 and 7,682,393,551.50

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Solution

The third proportional to 5,121,595,710 and 7,682,393,551.50 is: 11,523,590,307

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,595,710 : 7,682,393,551.50 = 7,682,393,551.50 : x
  2. Step 2: Convert to fraction form
    5,121,595,710/7,682,393,551.50 = 7,682,393,551.50/x
  3. Step 3: Cross multiply
    5,121,595,710x = 7,682,393,551.50 × 7,682,393,551.50
  4. Step 4: Simplify right side
    5,121,595,710x = 59,019,170,680,128,782,336
  5. Step 5: Solve for x
    x = 59,019,170,680,128,782,336/5,121,595,710
  6. Step 6: Final answer
    x = 11,523,590,307

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.