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Finding the Third Proportional to 8,737,480,980 and 19,255,938,848

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Solution

The third proportional to 8,737,480,980 and 19,255,938,848 is: 42,436,851,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,480,980 : 19,255,938,848 = 19,255,938,848 : x
  2. Step 2: Convert to fraction form
    8,737,480,980/19,255,938,848 = 19,255,938,848/x
  3. Step 3: Cross multiply
    8,737,480,980x = 19,255,938,848 × 19,255,938,848
  4. Step 4: Simplify right side
    8,737,480,980x = 370,791,180,917,915,582,464
  5. Step 5: Solve for x
    x = 370,791,180,917,915,582,464/8,737,480,980
  6. Step 6: Final answer
    x = 42,436,851,280.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.