Home / 1,309,952,984,608.30-1,964,969,507,065.30-449,415,083,104.38

Finding the Fourth Proportional to 1,309,952,984,608.30, 1,964,969,507,065.30 and 449,415,083,104.38

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Solution

The fourth proportional to 1,309,952,984,608.30, 1,964,969,507,065.30 and 449,415,083,104.38 is: 674,136,358,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,952,984,608.30 : 1,964,969,507,065.30 = 449,415,083,104.38 : x
  2. Step 2: Convert to fraction form
    1,309,952,984,608.30/1,964,969,507,065.30 = 449,415,083,104.38/x
  3. Step 3: Cross multiply
    1,309,952,984,608.30x = 1,964,969,507,065.30 × 449,415,083,104.38
  4. Step 4: Simplify right side
    1,309,952,984,608.30x = 883,086,934,315,324,391,030,784
  5. Step 5: Solve for x
    x = 883,086,934,315,324,391,030,784/1,309,952,984,608.30
  6. Step 6: Final answer
    x = 674,136,358,091.80

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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.