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Finding the Fourth Proportional to 798,192,651.06, 1,093,505,664.88 and 768,349,975.36

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Solution

The fourth proportional to 798,192,651.06, 1,093,505,664.88 and 768,349,975.36 is: 1,052,621,882.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,192,651.06 : 1,093,505,664.88 = 768,349,975.36 : x
  2. Step 2: Convert to fraction form
    798,192,651.06/1,093,505,664.88 = 768,349,975.36/x
  3. Step 3: Cross multiply
    798,192,651.06x = 1,093,505,664.88 × 768,349,975.36
  4. Step 4: Simplify right side
    798,192,651.06x = 840,195,050,666,568,576
  5. Step 5: Solve for x
    x = 840,195,050,666,568,576/798,192,651.06
  6. Step 6: Final answer
    x = 1,052,621,882.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.