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Finding the Third Proportional to 14,947,977,888 and 21,023,330,760

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Solution

The third proportional to 14,947,977,888 and 21,023,330,760 is: 29,567,908,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,977,888 : 21,023,330,760 = 21,023,330,760 : x
  2. Step 2: Convert to fraction form
    14,947,977,888/21,023,330,760 = 21,023,330,760/x
  3. Step 3: Cross multiply
    14,947,977,888x = 21,023,330,760 × 21,023,330,760
  4. Step 4: Simplify right side
    14,947,977,888x = 441,980,436,244,362,166,272
  5. Step 5: Solve for x
    x = 441,980,436,244,362,166,272/14,947,977,888
  6. Step 6: Final answer
    x = 29,567,908,084.69

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.