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Finding the Third Proportional to 3,974,277,480,216 and 8,644,889,500,698

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Solution

The third proportional to 3,974,277,480,216 and 8,644,889,500,698 is: 18,804,453,099,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,277,480,216 : 8,644,889,500,698 = 8,644,889,500,698 : x
  2. Step 2: Convert to fraction form
    3,974,277,480,216/8,644,889,500,698 = 8,644,889,500,698/x
  3. Step 3: Cross multiply
    3,974,277,480,216x = 8,644,889,500,698 × 8,644,889,500,698
  4. Step 4: Simplify right side
    3,974,277,480,216x = 74,734,114,479,278,512,746,266,624
  5. Step 5: Solve for x
    x = 74,734,114,479,278,512,746,266,624/3,974,277,480,216
  6. Step 6: Final answer
    x = 18,804,453,099,036.45

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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.