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Finding the Third Proportional to 455,642,280 and 994,082,370

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Solution

The third proportional to 455,642,280 and 994,082,370 is: 2,168,806,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,642,280 : 994,082,370 = 994,082,370 : x
  2. Step 2: Convert to fraction form
    455,642,280/994,082,370 = 994,082,370/x
  3. Step 3: Cross multiply
    455,642,280x = 994,082,370 × 994,082,370
  4. Step 4: Simplify right side
    455,642,280x = 988,199,758,344,816,896
  5. Step 5: Solve for x
    x = 988,199,758,344,816,896/455,642,280
  6. Step 6: Final answer
    x = 2,168,806,104.53

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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.