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Finding the Fourth Proportional to 496,508,978.06, 685,157,066.61 and 273,485,858.66

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Solution

The fourth proportional to 496,508,978.06, 685,157,066.61 and 273,485,858.66 is: 377,396,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,508,978.06 : 685,157,066.61 = 273,485,858.66 : x
  2. Step 2: Convert to fraction form
    496,508,978.06/685,157,066.61 = 273,485,858.66/x
  3. Step 3: Cross multiply
    496,508,978.06x = 685,157,066.61 × 273,485,858.66
  4. Step 4: Simplify right side
    496,508,978.06x = 187,380,768,678,802,688
  5. Step 5: Solve for x
    x = 187,380,768,678,802,688/496,508,978.06
  6. Step 6: Final answer
    x = 377,396,536.54

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