Home / 20,382,903,453,214-28,128,405,689,550-11,007,700,081,268

Finding the Fourth Proportional to 20,382,903,453,214, 28,128,405,689,550 and 11,007,700,081,268

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Solution

The fourth proportional to 20,382,903,453,214, 28,128,405,689,550 and 11,007,700,081,268 is: 15,190,625,531,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382,903,453,214 : 28,128,405,689,550 = 11,007,700,081,268 : x
  2. Step 2: Convert to fraction form
    20,382,903,453,214/28,128,405,689,550 = 11,007,700,081,268/x
  3. Step 3: Cross multiply
    20,382,903,453,214x = 28,128,405,689,550 × 11,007,700,081,268
  4. Step 4: Simplify right side
    20,382,903,453,214x = 309,629,053,594,798,815,323,357,184
  5. Step 5: Solve for x
    x = 309,629,053,594,798,815,323,357,184/20,382,903,453,214
  6. Step 6: Final answer
    x = 15,190,625,531,122.56

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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.