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Finding the Third Proportional to 117,484,968 and 254,495,796

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Solution

The third proportional to 117,484,968 and 254,495,796 is: 551,288,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,484,968 : 254,495,796 = 254,495,796 : x
  2. Step 2: Convert to fraction form
    117,484,968/254,495,796 = 254,495,796/x
  3. Step 3: Cross multiply
    117,484,968x = 254,495,796 × 254,495,796
  4. Step 4: Simplify right side
    117,484,968x = 64,768,110,181,673,616
  5. Step 5: Solve for x
    x = 64,768,110,181,673,616/117,484,968
  6. Step 6: Final answer
    x = 551,288,486.38

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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.