Home / 3,670,272,075.70-5,505,408,113.55-1,216,987,621.30

Finding the Fourth Proportional to 3,670,272,075.70, 5,505,408,113.55 and 1,216,987,621.30

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Solution

The fourth proportional to 3,670,272,075.70, 5,505,408,113.55 and 1,216,987,621.30 is: 1,825,481,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,272,075.70 : 5,505,408,113.55 = 1,216,987,621.30 : x
  2. Step 2: Convert to fraction form
    3,670,272,075.70/5,505,408,113.55 = 1,216,987,621.30/x
  3. Step 3: Cross multiply
    3,670,272,075.70x = 5,505,408,113.55 × 1,216,987,621.30
  4. Step 4: Simplify right side
    3,670,272,075.70x = 6,700,013,524,394,934,272
  5. Step 5: Solve for x
    x = 6,700,013,524,394,934,272/3,670,272,075.70
  6. Step 6: Final answer
    x = 1,825,481,431.95

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Double scale
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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.