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Finding the Third Proportional to 68,030,855 and 104,709,057

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Solution

The third proportional to 68,030,855 and 104,709,057 is: 161,161,970.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,030,855 : 104,709,057 = 104,709,057 : x
  2. Step 2: Convert to fraction form
    68,030,855/104,709,057 = 104,709,057/x
  3. Step 3: Cross multiply
    68,030,855x = 104,709,057 × 104,709,057
  4. Step 4: Simplify right side
    68,030,855x = 10,963,986,617,829,248
  5. Step 5: Solve for x
    x = 10,963,986,617,829,248/68,030,855
  6. Step 6: Final answer
    x = 161,161,970.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.