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Finding the Third Proportional to 39,563,478 and 84,352,752

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Solution

The third proportional to 39,563,478 and 84,352,752 is: 179,847,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,563,478 : 84,352,752 = 84,352,752 : x
  2. Step 2: Convert to fraction form
    39,563,478/84,352,752 = 84,352,752/x
  3. Step 3: Cross multiply
    39,563,478x = 84,352,752 × 84,352,752
  4. Step 4: Simplify right side
    39,563,478x = 7,115,386,769,973,504
  5. Step 5: Solve for x
    x = 7,115,386,769,973,504/39,563,478
  6. Step 6: Final answer
    x = 179,847,352.40

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.