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Finding the Third Proportional to 35,211,028 and 74,661,272

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Solution

The third proportional to 35,211,028 and 74,661,272 is: 158,311,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211,028 : 74,661,272 = 74,661,272 : x
  2. Step 2: Convert to fraction form
    35,211,028/74,661,272 = 74,661,272/x
  3. Step 3: Cross multiply
    35,211,028x = 74,661,272 × 74,661,272
  4. Step 4: Simplify right side
    35,211,028x = 5,574,305,536,657,984
  5. Step 5: Solve for x
    x = 5,574,305,536,657,984/35,211,028
  6. Step 6: Final answer
    x = 158,311,354.52

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.