Home / 1,227,709,326,231.80-1,694,760,541,108.50-764,964,993,378.72

Finding the Fourth Proportional to 1,227,709,326,231.80, 1,694,760,541,108.50 and 764,964,993,378.72

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Solution

The fourth proportional to 1,227,709,326,231.80, 1,694,760,541,108.50 and 764,964,993,378.72 is: 1,055,976,735,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,709,326,231.80 : 1,694,760,541,108.50 = 764,964,993,378.72 : x
  2. Step 2: Convert to fraction form
    1,227,709,326,231.80/1,694,760,541,108.50 = 764,964,993,378.72/x
  3. Step 3: Cross multiply
    1,227,709,326,231.80x = 1,694,760,541,108.50 × 764,964,993,378.72
  4. Step 4: Simplify right side
    1,227,709,326,231.80x = 1,296,432,486,107,579,475,296,256
  5. Step 5: Solve for x
    x = 1,296,432,486,107,579,475,296,256/1,227,709,326,231.80
  6. Step 6: Final answer
    x = 1,055,976,735,215.26

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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.