Home / 21,801,467,331.84-30,091,622,717.76-14,199,456,759.57

Finding the Fourth Proportional to 21,801,467,331.84, 30,091,622,717.76 and 14,199,456,759.57

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Solution

The fourth proportional to 21,801,467,331.84, 30,091,622,717.76 and 14,199,456,759.57 is: 19,598,896,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,801,467,331.84 : 30,091,622,717.76 = 14,199,456,759.57 : x
  2. Step 2: Convert to fraction form
    21,801,467,331.84/30,091,622,717.76 = 14,199,456,759.57/x
  3. Step 3: Cross multiply
    21,801,467,331.84x = 30,091,622,717.76 × 14,199,456,759.57
  4. Step 4: Simplify right side
    21,801,467,331.84x = 427,284,695,606,127,362,048
  5. Step 5: Solve for x
    x = 427,284,695,606,127,362,048/21,801,467,331.84
  6. Step 6: Final answer
    x = 19,598,896,216.59

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.