Home / 18,085,863,954.89-27,131,886,627.15-7,456,277,596.47

Finding the Fourth Proportional to 18,085,863,954.89, 27,131,886,627.15 and 7,456,277,596.47

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Solution

The fourth proportional to 18,085,863,954.89, 27,131,886,627.15 and 7,456,277,596.47 is: 11,185,690,598.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085,863,954.89 : 27,131,886,627.15 = 7,456,277,596.47 : x
  2. Step 2: Convert to fraction form
    18,085,863,954.89/27,131,886,627.15 = 7,456,277,596.47/x
  3. Step 3: Cross multiply
    18,085,863,954.89x = 27,131,886,627.15 × 7,456,277,596.47
  4. Step 4: Simplify right side
    18,085,863,954.89x = 202,302,878,407,982,546,944
  5. Step 5: Solve for x
    x = 202,302,878,407,982,546,944/18,085,863,954.89
  6. Step 6: Final answer
    x = 11,185,690,598.61

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1.5x scale

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.