Home / 13,799,173,183.04-19,042,858,992.48-7,859,278,383.68

Finding the Fourth Proportional to 13,799,173,183.04, 19,042,858,992.48 and 7,859,278,383.68

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Solution

The fourth proportional to 13,799,173,183.04, 19,042,858,992.48 and 7,859,278,383.68 is: 10,845,804,169.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,173,183.04 : 19,042,858,992.48 = 7,859,278,383.68 : x
  2. Step 2: Convert to fraction form
    13,799,173,183.04/19,042,858,992.48 = 7,859,278,383.68/x
  3. Step 3: Cross multiply
    13,799,173,183.04x = 19,042,858,992.48 × 7,859,278,383.68
  4. Step 4: Simplify right side
    13,799,173,183.04x = 149,663,130,043,064,385,536
  5. Step 5: Solve for x
    x = 149,663,130,043,064,385,536/13,799,173,183.04
  6. Step 6: Final answer
    x = 10,845,804,169.41

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1.5x scale

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.