Home / 1,277,603,230.80-1,916,404,846.20-550,591,942.80

Finding the Fourth Proportional to 1,277,603,230.80, 1,916,404,846.20 and 550,591,942.80

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Solution

The fourth proportional to 1,277,603,230.80, 1,916,404,846.20 and 550,591,942.80 is: 825,887,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,603,230.80 : 1,916,404,846.20 = 550,591,942.80 : x
  2. Step 2: Convert to fraction form
    1,277,603,230.80/1,916,404,846.20 = 550,591,942.80/x
  3. Step 3: Cross multiply
    1,277,603,230.80x = 1,916,404,846.20 × 550,591,942.80
  4. Step 4: Simplify right side
    1,277,603,230.80x = 1,055,157,067,460,593,152
  5. Step 5: Solve for x
    x = 1,055,157,067,460,593,152/1,277,603,230.80
  6. Step 6: Final answer
    x = 825,887,914.20

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Double scale
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1.5x scale

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.