Home / 272,236,814,573.41-375,719,748,505.79-154,942,978,394.54

Finding the Fourth Proportional to 272,236,814,573.41, 375,719,748,505.79 and 154,942,978,394.54

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Solution

The fourth proportional to 272,236,814,573.41, 375,719,748,505.79 and 154,942,978,394.54 is: 213,840,060,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,236,814,573.41 : 375,719,748,505.79 = 154,942,978,394.54 : x
  2. Step 2: Convert to fraction form
    272,236,814,573.41/375,719,748,505.79 = 154,942,978,394.54/x
  3. Step 3: Cross multiply
    272,236,814,573.41x = 375,719,748,505.79 × 154,942,978,394.54
  4. Step 4: Simplify right side
    272,236,814,573.41x = 58,215,136,875,134,622,629,888
  5. Step 5: Solve for x
    x = 58,215,136,875,134,622,629,888/272,236,814,573.41
  6. Step 6: Final answer
    x = 213,840,060,413.42

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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.