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Finding the Third Proportional to 163,830,120 and 351,973,074

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Solution

The third proportional to 163,830,120 and 351,973,074 is: 756,179,906.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,830,120 : 351,973,074 = 351,973,074 : x
  2. Step 2: Convert to fraction form
    163,830,120/351,973,074 = 351,973,074/x
  3. Step 3: Cross multiply
    163,830,120x = 351,973,074 × 351,973,074
  4. Step 4: Simplify right side
    163,830,120x = 123,885,044,821,009,472
  5. Step 5: Solve for x
    x = 123,885,044,821,009,472/163,830,120
  6. Step 6: Final answer
    x = 756,179,906.48

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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.