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Finding the Third Proportional to 30,410,514 and 66,174,804

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Solution

The third proportional to 30,410,514 and 66,174,804 is: 143,999,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410,514 : 66,174,804 = 66,174,804 : x
  2. Step 2: Convert to fraction form
    30,410,514/66,174,804 = 66,174,804/x
  3. Step 3: Cross multiply
    30,410,514x = 66,174,804 × 66,174,804
  4. Step 4: Simplify right side
    30,410,514x = 4,379,104,684,438,416
  5. Step 5: Solve for x
    x = 4,379,104,684,438,416/30,410,514
  6. Step 6: Final answer
    x = 143,999,693.15

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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.