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Finding the Third Proportional to 39,296,445,218 and 85,478,034,220

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Solution

The third proportional to 39,296,445,218 and 85,478,034,220 is: 185,932,704,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,296,445,218 : 85,478,034,220 = 85,478,034,220 : x
  2. Step 2: Convert to fraction form
    39,296,445,218/85,478,034,220 = 85,478,034,220/x
  3. Step 3: Cross multiply
    39,296,445,218x = 85,478,034,220 × 85,478,034,220
  4. Step 4: Simplify right side
    39,296,445,218x = 7,306,494,334,115,491,348,480
  5. Step 5: Solve for x
    x = 7,306,494,334,115,491,348,480/39,296,445,218
  6. Step 6: Final answer
    x = 185,932,704,436.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.