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Finding the Third Proportional to 40,556,798 and 90,181,252

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Solution

The third proportional to 40,556,798 and 90,181,252 is: 200,525,155.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,556,798 : 90,181,252 = 90,181,252 : x
  2. Step 2: Convert to fraction form
    40,556,798/90,181,252 = 90,181,252/x
  3. Step 3: Cross multiply
    40,556,798x = 90,181,252 × 90,181,252
  4. Step 4: Simplify right side
    40,556,798x = 8,132,658,212,287,504
  5. Step 5: Solve for x
    x = 8,132,658,212,287,504/40,556,798
  6. Step 6: Final answer
    x = 200,525,155.17

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.