Home / 20,382,903,453,217-28,128,405,689,553-11,007,700,081,271

Finding the Fourth Proportional to 20,382,903,453,217, 28,128,405,689,553 and 11,007,700,081,271

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Solution

The fourth proportional to 20,382,903,453,217, 28,128,405,689,553 and 11,007,700,081,271 is: 15,190,625,531,126.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382,903,453,217 : 28,128,405,689,553 = 11,007,700,081,271 : x
  2. Step 2: Convert to fraction form
    20,382,903,453,217/28,128,405,689,553 = 11,007,700,081,271/x
  3. Step 3: Cross multiply
    20,382,903,453,217x = 28,128,405,689,553 × 11,007,700,081,271
  4. Step 4: Simplify right side
    20,382,903,453,217x = 309,629,053,594,916,188,189,622,272
  5. Step 5: Solve for x
    x = 309,629,053,594,916,188,189,622,272/20,382,903,453,217
  6. Step 6: Final answer
    x = 15,190,625,531,126.08

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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.