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Finding the Third Proportional to 54,731,476 and 118,989,272

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Solution

The third proportional to 54,731,476 and 118,989,272 is: 258,689,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,731,476 : 118,989,272 = 118,989,272 : x
  2. Step 2: Convert to fraction form
    54,731,476/118,989,272 = 118,989,272/x
  3. Step 3: Cross multiply
    54,731,476x = 118,989,272 × 118,989,272
  4. Step 4: Simplify right side
    54,731,476x = 14,158,446,851,089,984
  5. Step 5: Solve for x
    x = 14,158,446,851,089,984/54,731,476
  6. Step 6: Final answer
    x = 258,689,293.36

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.