Home / 81,890,937,194.10-122,836,405,791.15-81,890,937,194.10

Finding the Fourth Proportional to 81,890,937,194.10, 122,836,405,791.15 and 81,890,937,194.10

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Solution

The fourth proportional to 81,890,937,194.10, 122,836,405,791.15 and 81,890,937,194.10 is: 122,836,405,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,890,937,194.10 : 122,836,405,791.15 = 81,890,937,194.10 : x
  2. Step 2: Convert to fraction form
    81,890,937,194.10/122,836,405,791.15 = 81,890,937,194.10/x
  3. Step 3: Cross multiply
    81,890,937,194.10x = 122,836,405,791.15 × 81,890,937,194.10
  4. Step 4: Simplify right side
    81,890,937,194.10x = 10,059,188,391,792,047,292,416
  5. Step 5: Solve for x
    x = 10,059,188,391,792,047,292,416/81,890,937,194.10
  6. Step 6: Final answer
    x = 122,836,405,791.15

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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.