Home / 188,961,477.75-270,215,240.63

Finding the Third Proportional to 188,961,477.75 and 270,215,240.63

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Solution

The third proportional to 188,961,477.75 and 270,215,240.63 is: 386,408,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,961,477.75 : 270,215,240.63 = 270,215,240.63 : x
  2. Step 2: Convert to fraction form
    188,961,477.75/270,215,240.63 = 270,215,240.63/x
  3. Step 3: Cross multiply
    188,961,477.75x = 270,215,240.63 × 270,215,240.63
  4. Step 4: Simplify right side
    188,961,477.75x = 73,016,276,266,026,656
  5. Step 5: Solve for x
    x = 73,016,276,266,026,656/188,961,477.75
  6. Step 6: Final answer
    x = 386,408,262.34

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.