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Finding the Third Proportional to 53,112,140 and 108,173,272

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Solution

The third proportional to 53,112,140 and 108,173,272 is: 220,316,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112,140 : 108,173,272 = 108,173,272 : x
  2. Step 2: Convert to fraction form
    53,112,140/108,173,272 = 108,173,272/x
  3. Step 3: Cross multiply
    53,112,140x = 108,173,272 × 108,173,272
  4. Step 4: Simplify right side
    53,112,140x = 11,701,456,775,185,984
  5. Step 5: Solve for x
    x = 11,701,456,775,185,984/53,112,140
  6. Step 6: Final answer
    x = 220,316,047.80

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.