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Finding the Fourth Proportional to 206,863,409,264.51, 310,295,113,896.79 and 206,863,409,264.51

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Solution

The fourth proportional to 206,863,409,264.51, 310,295,113,896.79 and 206,863,409,264.51 is: 310,295,113,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,863,409,264.51 : 310,295,113,896.79 = 206,863,409,264.51 : x
  2. Step 2: Convert to fraction form
    206,863,409,264.51/310,295,113,896.79 = 206,863,409,264.51/x
  3. Step 3: Cross multiply
    206,863,409,264.51x = 310,295,113,896.79 × 206,863,409,264.51
  4. Step 4: Simplify right side
    206,863,409,264.51x = 64,188,705,138,809,415,663,616
  5. Step 5: Solve for x
    x = 64,188,705,138,809,415,663,616/206,863,409,264.51
  6. Step 6: Final answer
    x = 310,295,113,896.79

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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.