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Finding the Third Proportional to 1,811,216,144 and 2,718,741,256

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Solution

The third proportional to 1,811,216,144 and 2,718,741,256 is: 4,080,989,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,216,144 : 2,718,741,256 = 2,718,741,256 : x
  2. Step 2: Convert to fraction form
    1,811,216,144/2,718,741,256 = 2,718,741,256/x
  3. Step 3: Cross multiply
    1,811,216,144x = 2,718,741,256 × 2,718,741,256
  4. Step 4: Simplify right side
    1,811,216,144x = 7,391,554,017,076,457,472
  5. Step 5: Solve for x
    x = 7,391,554,017,076,457,472/1,811,216,144
  6. Step 6: Final answer
    x = 4,080,989,473.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.