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Finding the Third Proportional to 144,651,615.75 and 218,322,637.88

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Solution

The third proportional to 144,651,615.75 and 218,322,637.88 is: 329,514,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,651,615.75 : 218,322,637.88 = 218,322,637.88 : x
  2. Step 2: Convert to fraction form
    144,651,615.75/218,322,637.88 = 218,322,637.88/x
  3. Step 3: Cross multiply
    144,651,615.75x = 218,322,637.88 × 218,322,637.88
  4. Step 4: Simplify right side
    144,651,615.75x = 47,664,774,208,698,384
  5. Step 5: Solve for x
    x = 47,664,774,208,698,384/144,651,615.75
  6. Step 6: Final answer
    x = 329,514,288.25

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.