Home / 13,015,728,900,151-17,961,708,814,054-7,162,836,152,768.20

Finding the Fourth Proportional to 13,015,728,900,151, 17,961,708,814,054 and 7,162,836,152,768.20

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Solution

The fourth proportional to 13,015,728,900,151, 17,961,708,814,054 and 7,162,836,152,768.20 is: 9,884,715,504,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,728,900,151 : 17,961,708,814,054 = 7,162,836,152,768.20 : x
  2. Step 2: Convert to fraction form
    13,015,728,900,151/17,961,708,814,054 = 7,162,836,152,768.20/x
  3. Step 3: Cross multiply
    13,015,728,900,151x = 17,961,708,814,054 × 7,162,836,152,768.20
  4. Step 4: Simplify right side
    13,015,728,900,151x = 128,656,777,258,801,217,146,978,304
  5. Step 5: Solve for x
    x = 128,656,777,258,801,217,146,978,304/13,015,728,900,151
  6. Step 6: Final answer
    x = 9,884,715,504,277.95

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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.