Home / 11,915,475,930,525-17,873,214,103,940-2,860,078,917,129.20

Finding the Fourth Proportional to 11,915,475,930,525, 17,873,214,103,940 and 2,860,078,917,129.20

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Solution

The fourth proportional to 11,915,475,930,525, 17,873,214,103,940 and 2,860,078,917,129.20 is: 4,290,118,425,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,915,475,930,525 : 17,873,214,103,940 = 2,860,078,917,129.20 : x
  2. Step 2: Convert to fraction form
    11,915,475,930,525/17,873,214,103,940 = 2,860,078,917,129.20/x
  3. Step 3: Cross multiply
    11,915,475,930,525x = 17,873,214,103,940 × 2,860,078,917,129.20
  4. Step 4: Simplify right side
    11,915,475,930,525x = 51,118,802,840,015,063,467,687,936
  5. Step 5: Solve for x
    x = 51,118,802,840,015,063,467,687,936/11,915,475,930,525
  6. Step 6: Final answer
    x = 4,290,118,425,656.77

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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.