Home / 100,449,837.75-216,293,395.50

Finding the Third Proportional to 100,449,837.75 and 216,293,395.50

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Solution

The third proportional to 100,449,837.75 and 216,293,395.50 is: 465,733,285.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,449,837.75 : 216,293,395.50 = 216,293,395.50 : x
  2. Step 2: Convert to fraction form
    100,449,837.75/216,293,395.50 = 216,293,395.50/x
  3. Step 3: Cross multiply
    100,449,837.75x = 216,293,395.50 × 216,293,395.50
  4. Step 4: Simplify right side
    100,449,837.75x = 46,782,832,936,919,424
  5. Step 5: Solve for x
    x = 46,782,832,936,919,424/100,449,837.75
  6. Step 6: Final answer
    x = 465,733,285.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.