Home / 20,382,903,453,222-28,128,405,689,560-11,007,700,081,275

Finding the Fourth Proportional to 20,382,903,453,222, 28,128,405,689,560 and 11,007,700,081,275

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Solution

The fourth proportional to 20,382,903,453,222, 28,128,405,689,560 and 11,007,700,081,275 is: 15,190,625,531,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382,903,453,222 : 28,128,405,689,560 = 11,007,700,081,275 : x
  2. Step 2: Convert to fraction form
    20,382,903,453,222/28,128,405,689,560 = 11,007,700,081,275/x
  3. Step 3: Cross multiply
    20,382,903,453,222x = 28,128,405,689,560 × 11,007,700,081,275
  4. Step 4: Simplify right side
    20,382,903,453,222x = 309,629,053,595,105,785,225,936,896
  5. Step 5: Solve for x
    x = 309,629,053,595,105,785,225,936,896/20,382,903,453,222
  6. Step 6: Final answer
    x = 15,190,625,531,131.66

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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.