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Finding the Third Proportional to 18,644,013,243 and 39,947,357,250

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Solution

The third proportional to 18,644,013,243 and 39,947,357,250 is: 85,592,695,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644,013,243 : 39,947,357,250 = 39,947,357,250 : x
  2. Step 2: Convert to fraction form
    18,644,013,243/39,947,357,250 = 39,947,357,250/x
  3. Step 3: Cross multiply
    18,644,013,243x = 39,947,357,250 × 39,947,357,250
  4. Step 4: Simplify right side
    18,644,013,243x = 1,595,791,351,259,127,611,392
  5. Step 5: Solve for x
    x = 1,595,791,351,259,127,611,392/18,644,013,243
  6. Step 6: Final answer
    x = 85,592,695,653.03

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.