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Finding the Third Proportional to 4,994,770,991,340 and 7,947,662,539,968

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Solution

The third proportional to 4,994,770,991,340 and 7,947,662,539,968 is: 12,646,293,485,472.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994,770,991,340 : 7,947,662,539,968 = 7,947,662,539,968 : x
  2. Step 2: Convert to fraction form
    4,994,770,991,340/7,947,662,539,968 = 7,947,662,539,968/x
  3. Step 3: Cross multiply
    4,994,770,991,340x = 7,947,662,539,968 × 7,947,662,539,968
  4. Step 4: Simplify right side
    4,994,770,991,340x = 63,165,339,849,210,598,422,216,704
  5. Step 5: Solve for x
    x = 63,165,339,849,210,598,422,216,704/4,994,770,991,340
  6. Step 6: Final answer
    x = 12,646,293,485,472.61

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.