Home / 193,540,106,246.40-290,310,159,369.60-61,055,691,321.60

Finding the Fourth Proportional to 193,540,106,246.40, 290,310,159,369.60 and 61,055,691,321.60

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Solution

The fourth proportional to 193,540,106,246.40, 290,310,159,369.60 and 61,055,691,321.60 is: 91,583,536,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,540,106,246.40 : 290,310,159,369.60 = 61,055,691,321.60 : x
  2. Step 2: Convert to fraction form
    193,540,106,246.40/290,310,159,369.60 = 61,055,691,321.60/x
  3. Step 3: Cross multiply
    193,540,106,246.40x = 290,310,159,369.60 × 61,055,691,321.60
  4. Step 4: Simplify right side
    193,540,106,246.40x = 17,725,087,477,994,797,137,920
  5. Step 5: Solve for x
    x = 17,725,087,477,994,797,137,920/193,540,106,246.40
  6. Step 6: Final answer
    x = 91,583,536,982.40

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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.