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Finding the Third Proportional to 1,439,375,076 and 2,211,440,720

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Solution

The third proportional to 1,439,375,076 and 2,211,440,720 is: 3,397,634,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,375,076 : 2,211,440,720 = 2,211,440,720 : x
  2. Step 2: Convert to fraction form
    1,439,375,076/2,211,440,720 = 2,211,440,720/x
  3. Step 3: Cross multiply
    1,439,375,076x = 2,211,440,720 × 2,211,440,720
  4. Step 4: Simplify right side
    1,439,375,076x = 4,890,470,058,074,118,144
  5. Step 5: Solve for x
    x = 4,890,470,058,074,118,144/1,439,375,076
  6. Step 6: Final answer
    x = 3,397,634,250.88

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Why These Related Problems?

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