Home / 2,647,628,524.80-3,653,985,442.82-1,977,409,995.89

Finding the Fourth Proportional to 2,647,628,524.80, 3,653,985,442.82 and 1,977,409,995.89

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Solution

The fourth proportional to 2,647,628,524.80, 3,653,985,442.82 and 1,977,409,995.89 is: 2,729,018,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,628,524.80 : 3,653,985,442.82 = 1,977,409,995.89 : x
  2. Step 2: Convert to fraction form
    2,647,628,524.80/3,653,985,442.82 = 1,977,409,995.89/x
  3. Step 3: Cross multiply
    2,647,628,524.80x = 3,653,985,442.82 × 1,977,409,995.89
  4. Step 4: Simplify right side
    2,647,628,524.80x = 7,225,427,339,440,659,456
  5. Step 5: Solve for x
    x = 7,225,427,339,440,659,456/2,647,628,524.80
  6. Step 6: Final answer
    x = 2,729,018,543.11

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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.