Home / 201,236,715,318.52-277,707,567,908.23-109,784,989,016.55

Finding the Fourth Proportional to 201,236,715,318.52, 277,707,567,908.23 and 109,784,989,016.55

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Solution

The fourth proportional to 201,236,715,318.52, 277,707,567,908.23 and 109,784,989,016.55 is: 151,503,776,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,236,715,318.52 : 277,707,567,908.23 = 109,784,989,016.55 : x
  2. Step 2: Convert to fraction form
    201,236,715,318.52/277,707,567,908.23 = 109,784,989,016.55/x
  3. Step 3: Cross multiply
    201,236,715,318.52x = 277,707,567,908.23 × 109,784,989,016.55
  4. Step 4: Simplify right side
    201,236,715,318.52x = 30,488,122,292,617,841,999,872
  5. Step 5: Solve for x
    x = 30,488,122,292,617,841,999,872/201,236,715,318.52
  6. Step 6: Final answer
    x = 151,503,776,258.53

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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.