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Finding the Third Proportional to 1,821,708,997 and 2,798,854,536

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Solution

The third proportional to 1,821,708,997 and 2,798,854,536 is: 4,300,130,661.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,708,997 : 2,798,854,536 = 2,798,854,536 : x
  2. Step 2: Convert to fraction form
    1,821,708,997/2,798,854,536 = 2,798,854,536/x
  3. Step 3: Cross multiply
    1,821,708,997x = 2,798,854,536 × 2,798,854,536
  4. Step 4: Simplify right side
    1,821,708,997x = 7,833,586,713,687,775,232
  5. Step 5: Solve for x
    x = 7,833,586,713,687,775,232/1,821,708,997
  6. Step 6: Final answer
    x = 4,300,130,661.15

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.