Home / 627,343,556.40-941,015,334.60-368,682,692.40

Finding the Fourth Proportional to 627,343,556.40, 941,015,334.60 and 368,682,692.40

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Solution

The fourth proportional to 627,343,556.40, 941,015,334.60 and 368,682,692.40 is: 553,024,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,343,556.40 : 941,015,334.60 = 368,682,692.40 : x
  2. Step 2: Convert to fraction form
    627,343,556.40/941,015,334.60 = 368,682,692.40/x
  3. Step 3: Cross multiply
    627,343,556.40x = 941,015,334.60 × 368,682,692.40
  4. Step 4: Simplify right side
    627,343,556.40x = 346,936,067,150,014,848
  5. Step 5: Solve for x
    x = 346,936,067,150,014,848/627,343,556.40
  6. Step 6: Final answer
    x = 553,024,038.60

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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.