Home / 286,471,223,232.26-395,331,517,109.74-156,262,915,373.27

Finding the Fourth Proportional to 286,471,223,232.26, 395,331,517,109.74 and 156,262,915,373.27

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Solution

The fourth proportional to 286,471,223,232.26, 395,331,517,109.74 and 156,262,915,373.27 is: 215,643,493,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,471,223,232.26 : 395,331,517,109.74 = 156,262,915,373.27 : x
  2. Step 2: Convert to fraction form
    286,471,223,232.26/395,331,517,109.74 = 156,262,915,373.27/x
  3. Step 3: Cross multiply
    286,471,223,232.26x = 395,331,517,109.74 × 156,262,915,373.27
  4. Step 4: Simplify right side
    286,471,223,232.26x = 61,775,655,402,505,733,406,720
  5. Step 5: Solve for x
    x = 61,775,655,402,505,733,406,720/286,471,223,232.26
  6. Step 6: Final answer
    x = 215,643,493,630.84

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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.