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Finding the Third Proportional to 28,948,978,408 and 63,024,097,760

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Solution

The third proportional to 28,948,978,408 and 63,024,097,760 is: 137,208,188,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948,978,408 : 63,024,097,760 = 63,024,097,760 : x
  2. Step 2: Convert to fraction form
    28,948,978,408/63,024,097,760 = 63,024,097,760/x
  3. Step 3: Cross multiply
    28,948,978,408x = 63,024,097,760 × 63,024,097,760
  4. Step 4: Simplify right side
    28,948,978,408x = 3,972,036,898,462,036,918,272
  5. Step 5: Solve for x
    x = 3,972,036,898,462,036,918,272/28,948,978,408
  6. Step 6: Final answer
    x = 137,208,188,920.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.