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Finding the Fourth Proportional to 838,973,659,546.70, 1,258,460,489,320 and 838,973,659,546.70

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Solution

The fourth proportional to 838,973,659,546.70, 1,258,460,489,320 and 838,973,659,546.70 is: 1,258,460,489,320

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,973,659,546.70 : 1,258,460,489,320 = 838,973,659,546.70 : x
  2. Step 2: Convert to fraction form
    838,973,659,546.70/1,258,460,489,320 = 838,973,659,546.70/x
  3. Step 3: Cross multiply
    838,973,659,546.70x = 1,258,460,489,320 × 838,973,659,546.70
  4. Step 4: Simplify right side
    838,973,659,546.70x = 1,055,815,202,119,731,048,873,984
  5. Step 5: Solve for x
    x = 1,055,815,202,119,731,048,873,984/838,973,659,546.70
  6. Step 6: Final answer
    x = 1,258,460,489,320

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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.