Home / 189,526,684,629.33-261,394,320,243.64-166,614,833,707.08

Finding the Fourth Proportional to 189,526,684,629.33, 261,394,320,243.64 and 166,614,833,707.08

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Solution

The fourth proportional to 189,526,684,629.33, 261,394,320,243.64 and 166,614,833,707.08 is: 229,794,402,221.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,526,684,629.33 : 261,394,320,243.64 = 166,614,833,707.08 : x
  2. Step 2: Convert to fraction form
    189,526,684,629.33/261,394,320,243.64 = 166,614,833,707.08/x
  3. Step 3: Cross multiply
    189,526,684,629.33x = 261,394,320,243.64 × 166,614,833,707.08
  4. Step 4: Simplify right side
    189,526,684,629.33x = 43,552,171,199,369,293,332,480
  5. Step 5: Solve for x
    x = 43,552,171,199,369,293,332,480/189,526,684,629.33
  6. Step 6: Final answer
    x = 229,794,402,221.23

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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.