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Finding the Third Proportional to 55,733,640 and 84,440,268

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Solution

The third proportional to 55,733,640 and 84,440,268 is: 127,932,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733,640 : 84,440,268 = 84,440,268 : x
  2. Step 2: Convert to fraction form
    55,733,640/84,440,268 = 84,440,268/x
  3. Step 3: Cross multiply
    55,733,640x = 84,440,268 × 84,440,268
  4. Step 4: Simplify right side
    55,733,640x = 7,130,158,859,911,824
  5. Step 5: Solve for x
    x = 7,130,158,859,911,824/55,733,640
  6. Step 6: Final answer
    x = 127,932,768.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.