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Finding the Third Proportional to 1,424,285,390 and 3,036,699,420

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Solution

The third proportional to 1,424,285,390 and 3,036,699,420 is: 6,474,505,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,285,390 : 3,036,699,420 = 3,036,699,420 : x
  2. Step 2: Convert to fraction form
    1,424,285,390/3,036,699,420 = 3,036,699,420/x
  3. Step 3: Cross multiply
    1,424,285,390x = 3,036,699,420 × 3,036,699,420
  4. Step 4: Simplify right side
    1,424,285,390x = 9,221,543,367,428,336,640
  5. Step 5: Solve for x
    x = 9,221,543,367,428,336,640/1,424,285,390
  6. Step 6: Final answer
    x = 6,474,505,342.94

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.