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Finding the Fourth Proportional to 1,889,085,890,407, 2,833,628,835,610.50 and 1,889,085,890,407

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Solution

The fourth proportional to 1,889,085,890,407, 2,833,628,835,610.50 and 1,889,085,890,407 is: 2,833,628,835,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,085,890,407 : 2,833,628,835,610.50 = 1,889,085,890,407 : x
  2. Step 2: Convert to fraction form
    1,889,085,890,407/2,833,628,835,610.50 = 1,889,085,890,407/x
  3. Step 3: Cross multiply
    1,889,085,890,407x = 2,833,628,835,610.50 × 1,889,085,890,407
  4. Step 4: Simplify right side
    1,889,085,890,407x = 5,352,968,252,002,212,335,583,232
  5. Step 5: Solve for x
    x = 5,352,968,252,002,212,335,583,232/1,889,085,890,407
  6. Step 6: Final answer
    x = 2,833,628,835,610.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.