Home / 20,382,903,453,223-28,128,405,689,561-11,007,700,081,276

Finding the Fourth Proportional to 20,382,903,453,223, 28,128,405,689,561 and 11,007,700,081,276

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Solution

The fourth proportional to 20,382,903,453,223, 28,128,405,689,561 and 11,007,700,081,276 is: 15,190,625,531,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382,903,453,223 : 28,128,405,689,561 = 11,007,700,081,276 : x
  2. Step 2: Convert to fraction form
    20,382,903,453,223/28,128,405,689,561 = 11,007,700,081,276/x
  3. Step 3: Cross multiply
    20,382,903,453,223x = 28,128,405,689,561 × 11,007,700,081,276
  4. Step 4: Simplify right side
    20,382,903,453,223x = 309,629,053,595,144,886,608,199,680
  5. Step 5: Solve for x
    x = 309,629,053,595,144,886,608,199,680/20,382,903,453,223
  6. Step 6: Final answer
    x = 15,190,625,531,132.83

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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.