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Finding the Third Proportional to 30,610,694 and 66,602,012

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Solution

The third proportional to 30,610,694 and 66,602,012 is: 144,911,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,694 : 66,602,012 = 66,602,012 : x
  2. Step 2: Convert to fraction form
    30,610,694/66,602,012 = 66,602,012/x
  3. Step 3: Cross multiply
    30,610,694x = 66,602,012 × 66,602,012
  4. Step 4: Simplify right side
    30,610,694x = 4,435,828,002,448,144
  5. Step 5: Solve for x
    x = 4,435,828,002,448,144/30,610,694
  6. Step 6: Final answer
    x = 144,911,056.33

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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.