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Finding the Third Proportional to 39,833,187 and 85,719,831

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Solution

The third proportional to 39,833,187 and 85,719,831 is: 184,466,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,833,187 : 85,719,831 = 85,719,831 : x
  2. Step 2: Convert to fraction form
    39,833,187/85,719,831 = 85,719,831/x
  3. Step 3: Cross multiply
    39,833,187x = 85,719,831 × 85,719,831
  4. Step 4: Simplify right side
    39,833,187x = 7,347,889,426,668,561
  5. Step 5: Solve for x
    x = 7,347,889,426,668,561/39,833,187
  6. Step 6: Final answer
    x = 184,466,521.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.