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Finding the Third Proportional to 17,782,045,407 and 38,663,336,629.50

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Solution

The third proportional to 17,782,045,407 and 38,663,336,629.50 is: 84,065,334,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,782,045,407 : 38,663,336,629.50 = 38,663,336,629.50 : x
  2. Step 2: Convert to fraction form
    17,782,045,407/38,663,336,629.50 = 38,663,336,629.50/x
  3. Step 3: Cross multiply
    17,782,045,407x = 38,663,336,629.50 × 38,663,336,629.50
  4. Step 4: Simplify right side
    17,782,045,407x = 1,494,853,599,326,036,295,680
  5. Step 5: Solve for x
    x = 1,494,853,599,326,036,295,680/17,782,045,407
  6. Step 6: Final answer
    x = 84,065,334,730.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.