Home / 177,090,821.44-389,046,796.88

Finding the Third Proportional to 177,090,821.44 and 389,046,796.88

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Solution

The third proportional to 177,090,821.44 and 389,046,796.88 is: 854,688,057.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,090,821.44 : 389,046,796.88 = 389,046,796.88 : x
  2. Step 2: Convert to fraction form
    177,090,821.44/389,046,796.88 = 389,046,796.88/x
  3. Step 3: Cross multiply
    177,090,821.44x = 389,046,796.88 × 389,046,796.88
  4. Step 4: Simplify right side
    177,090,821.44x = 151,357,410,158,697,504
  5. Step 5: Solve for x
    x = 151,357,410,158,697,504/177,090,821.44
  6. Step 6: Final answer
    x = 854,688,057.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.