Home / 78,372,469,556.06-108,150,892,803.51-46,268,173,440.86

Finding the Fourth Proportional to 78,372,469,556.06, 108,150,892,803.51 and 46,268,173,440.86

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Solution

The fourth proportional to 78,372,469,556.06, 108,150,892,803.51 and 46,268,173,440.86 is: 63,848,240,260.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,372,469,556.06 : 108,150,892,803.51 = 46,268,173,440.86 : x
  2. Step 2: Convert to fraction form
    78,372,469,556.06/108,150,892,803.51 = 46,268,173,440.86/x
  3. Step 3: Cross multiply
    78,372,469,556.06x = 108,150,892,803.51 × 46,268,173,440.86
  4. Step 4: Simplify right side
    78,372,469,556.06x = 5,003,944,266,016,658,292,736
  5. Step 5: Solve for x
    x = 5,003,944,266,016,658,292,736/78,372,469,556.06
  6. Step 6: Final answer
    x = 63,848,240,260.41

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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.