Home / 9,278,339,840,430-18,821,240,045,220

Finding the Third Proportional to 9,278,339,840,430 and 18,821,240,045,220

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Solution

The third proportional to 9,278,339,840,430 and 18,821,240,045,220 is: 38,179,144,430,150.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278,339,840,430 : 18,821,240,045,220 = 18,821,240,045,220 : x
  2. Step 2: Convert to fraction form
    9,278,339,840,430/18,821,240,045,220 = 18,821,240,045,220/x
  3. Step 3: Cross multiply
    9,278,339,840,430x = 18,821,240,045,220 × 18,821,240,045,220
  4. Step 4: Simplify right side
    9,278,339,840,430x = 354,239,076,839,792,923,144,880,128
  5. Step 5: Solve for x
    x = 354,239,076,839,792,923,144,880,128/9,278,339,840,430
  6. Step 6: Final answer
    x = 38,179,144,430,150.11

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.