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Finding the Third Proportional to 30,611,817 and 66,604,301

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Solution

The third proportional to 30,611,817 and 66,604,301 is: 144,915,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,611,817 : 66,604,301 = 66,604,301 : x
  2. Step 2: Convert to fraction form
    30,611,817/66,604,301 = 66,604,301/x
  3. Step 3: Cross multiply
    30,611,817x = 66,604,301 × 66,604,301
  4. Step 4: Simplify right side
    30,611,817x = 4,436,132,911,698,601
  5. Step 5: Solve for x
    x = 4,436,132,911,698,601/30,611,817
  6. Step 6: Final answer
    x = 144,915,700.75

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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.