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Finding the Third Proportional to 66,536,244 and 145,615,282

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Solution

The third proportional to 66,536,244 and 145,615,282 is: 318,680,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,536,244 : 145,615,282 = 145,615,282 : x
  2. Step 2: Convert to fraction form
    66,536,244/145,615,282 = 145,615,282/x
  3. Step 3: Cross multiply
    66,536,244x = 145,615,282 × 145,615,282
  4. Step 4: Simplify right side
    66,536,244x = 21,203,810,351,939,524
  5. Step 5: Solve for x
    x = 21,203,810,351,939,524/66,536,244
  6. Step 6: Final answer
    x = 318,680,602.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.