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Finding the Third Proportional to 714,980,040.75 and 1,539,519,891.75

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Solution

The third proportional to 714,980,040.75 and 1,539,519,891.75 is: 3,314,947,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,980,040.75 : 1,539,519,891.75 = 1,539,519,891.75 : x
  2. Step 2: Convert to fraction form
    714,980,040.75/1,539,519,891.75 = 1,539,519,891.75/x
  3. Step 3: Cross multiply
    714,980,040.75x = 1,539,519,891.75 × 1,539,519,891.75
  4. Step 4: Simplify right side
    714,980,040.75x = 2,370,121,497,093,931,520
  5. Step 5: Solve for x
    x = 2,370,121,497,093,931,520/714,980,040.75
  6. Step 6: Final answer
    x = 3,314,947,777.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.