Home / 66,629,368,920.00-99,940,533,409.56-21,854,967,772.66

Finding the Fourth Proportional to 66,629,368,920.00, 99,940,533,409.56 and 21,854,967,772.66

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Solution

The fourth proportional to 66,629,368,920.00, 99,940,533,409.56 and 21,854,967,772.66 is: 32,781,297,080.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,629,368,920.00 : 99,940,533,409.56 = 21,854,967,772.66 : x
  2. Step 2: Convert to fraction form
    66,629,368,920.00/99,940,533,409.56 = 21,854,967,772.66/x
  3. Step 3: Cross multiply
    66,629,368,920.00x = 99,940,533,409.56 × 21,854,967,772.66
  4. Step 4: Simplify right side
    66,629,368,920.00x = 2,184,197,136,848,183,885,824
  5. Step 5: Solve for x
    x = 2,184,197,136,848,183,885,824/66,629,368,920.00
  6. Step 6: Final answer
    x = 32,781,297,080.43

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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.