Home / 12,886,469,843,841-17,806,590,401,893-9,176,244,790,346

Finding the Fourth Proportional to 12,886,469,843,841, 17,806,590,401,893 and 9,176,244,790,346

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Solution

The fourth proportional to 12,886,469,843,841, 17,806,590,401,893 and 9,176,244,790,346 is: 12,679,782,313,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,886,469,843,841 : 17,806,590,401,893 = 9,176,244,790,346 : x
  2. Step 2: Convert to fraction form
    12,886,469,843,841/17,806,590,401,893 = 9,176,244,790,346/x
  3. Step 3: Cross multiply
    12,886,469,843,841x = 17,806,590,401,893 × 9,176,244,790,346
  4. Step 4: Simplify right side
    12,886,469,843,841x = 163,397,632,409,195,737,746,767,872
  5. Step 5: Solve for x
    x = 163,397,632,409,195,737,746,767,872/12,886,469,843,841
  6. Step 6: Final answer
    x = 12,679,782,313,485.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.