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Finding the Third Proportional to 455,668,059 and 994,129,173

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Solution

The third proportional to 455,668,059 and 994,129,173 is: 2,168,887,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,668,059 : 994,129,173 = 994,129,173 : x
  2. Step 2: Convert to fraction form
    455,668,059/994,129,173 = 994,129,173/x
  3. Step 3: Cross multiply
    455,668,059x = 994,129,173 × 994,129,173
  4. Step 4: Simplify right side
    455,668,059x = 988,292,812,609,663,872
  5. Step 5: Solve for x
    x = 988,292,812,609,663,872/455,668,059
  6. Step 6: Final answer
    x = 2,168,887,621.35

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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.