Home / 171,314,212,720.77-236,419,283,247.73-94,154,787,431.02

Finding the Fourth Proportional to 171,314,212,720.77, 236,419,283,247.73 and 94,154,787,431.02

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Solution

The fourth proportional to 171,314,212,720.77, 236,419,283,247.73 and 94,154,787,431.02 is: 129,936,722,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,314,212,720.77 : 236,419,283,247.73 = 94,154,787,431.02 : x
  2. Step 2: Convert to fraction form
    171,314,212,720.77/236,419,283,247.73 = 94,154,787,431.02/x
  3. Step 3: Cross multiply
    171,314,212,720.77x = 236,419,283,247.73 × 94,154,787,431.02
  4. Step 4: Simplify right side
    171,314,212,720.77x = 22,260,007,358,784,128,155,648
  5. Step 5: Solve for x
    x = 22,260,007,358,784,128,155,648/171,314,212,720.77
  6. Step 6: Final answer
    x = 129,936,722,734.54

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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.