Home / 793,978,400.40-1,190,967,600.60-276,236,768.40

Finding the Fourth Proportional to 793,978,400.40, 1,190,967,600.60 and 276,236,768.40

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Solution

The fourth proportional to 793,978,400.40, 1,190,967,600.60 and 276,236,768.40 is: 414,355,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,978,400.40 : 1,190,967,600.60 = 276,236,768.40 : x
  2. Step 2: Convert to fraction form
    793,978,400.40/1,190,967,600.60 = 276,236,768.40/x
  3. Step 3: Cross multiply
    793,978,400.40x = 1,190,967,600.60 × 276,236,768.40
  4. Step 4: Simplify right side
    793,978,400.40x = 328,989,041,258,845,824
  5. Step 5: Solve for x
    x = 328,989,041,258,845,824/793,978,400.40
  6. Step 6: Final answer
    x = 414,355,152.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.