Home / 220,030,534-303,651,584.76-122,245,390

Finding the Fourth Proportional to 220,030,534, 303,651,584.76 and 122,245,390

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Solution

The fourth proportional to 220,030,534, 303,651,584.76 and 122,245,390 is: 168,703,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,030,534 : 303,651,584.76 = 122,245,390 : x
  2. Step 2: Convert to fraction form
    220,030,534/303,651,584.76 = 122,245,390/x
  3. Step 3: Cross multiply
    220,030,534x = 303,651,584.76 × 122,245,390
  4. Step 4: Simplify right side
    220,030,534x = 37,120,006,403,104,256
  5. Step 5: Solve for x
    x = 37,120,006,403,104,256/220,030,534
  6. Step 6: Final answer
    x = 168,703,887.27

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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.