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Finding the Third Proportional to 30,409,715 and 62,975,211

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Solution

The third proportional to 30,409,715 and 62,975,211 is: 130,414,809.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,409,715 : 62,975,211 = 62,975,211 : x
  2. Step 2: Convert to fraction form
    30,409,715/62,975,211 = 62,975,211/x
  3. Step 3: Cross multiply
    30,409,715x = 62,975,211 × 62,975,211
  4. Step 4: Simplify right side
    30,409,715x = 3,965,877,200,494,521
  5. Step 5: Solve for x
    x = 3,965,877,200,494,521/30,409,715
  6. Step 6: Final answer
    x = 130,414,809.89

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.