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Finding the Third Proportional to 39,161,190 and 84,830,892

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Solution

The third proportional to 39,161,190 and 84,830,892 is: 183,760,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,161,190 : 84,830,892 = 84,830,892 : x
  2. Step 2: Convert to fraction form
    39,161,190/84,830,892 = 84,830,892/x
  3. Step 3: Cross multiply
    39,161,190x = 84,830,892 × 84,830,892
  4. Step 4: Simplify right side
    39,161,190x = 7,196,280,237,515,664
  5. Step 5: Solve for x
    x = 7,196,280,237,515,664/39,161,190
  6. Step 6: Final answer
    x = 183,760,509.77

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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.