Home / 1,939,337,405,111.40-2,909,008,907,408.60-791,969,631,053.75

Finding the Fourth Proportional to 1,939,337,405,111.40, 2,909,008,907,408.60 and 791,969,631,053.75

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Solution

The fourth proportional to 1,939,337,405,111.40, 2,909,008,907,408.60 and 791,969,631,053.75 is: 1,187,955,589,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,337,405,111.40 : 2,909,008,907,408.60 = 791,969,631,053.75 : x
  2. Step 2: Convert to fraction form
    1,939,337,405,111.40/2,909,008,907,408.60 = 791,969,631,053.75/x
  3. Step 3: Cross multiply
    1,939,337,405,111.40x = 2,909,008,907,408.60 × 791,969,631,053.75
  4. Step 4: Simplify right side
    1,939,337,405,111.40x = 2,303,846,711,132,461,335,576,576
  5. Step 5: Solve for x
    x = 2,303,846,711,132,461,335,576,576/1,939,337,405,111.40
  6. Step 6: Final answer
    x = 1,187,955,589,914.55

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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.