Home / 73,273,935,372.51-109,917,234,372.82-20,214,968,497.54

Finding the Fourth Proportional to 73,273,935,372.51, 109,917,234,372.82 and 20,214,968,497.54

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Solution

The fourth proportional to 73,273,935,372.51, 109,917,234,372.82 and 20,214,968,497.54 is: 30,324,199,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,273,935,372.51 : 109,917,234,372.82 = 20,214,968,497.54 : x
  2. Step 2: Convert to fraction form
    73,273,935,372.51/109,917,234,372.82 = 20,214,968,497.54/x
  3. Step 3: Cross multiply
    73,273,935,372.51x = 109,917,234,372.82 × 20,214,968,497.54
  4. Step 4: Simplify right side
    73,273,935,372.51x = 2,221,973,430,182,947,323,904
  5. Step 5: Solve for x
    x = 2,221,973,430,182,947,323,904/73,273,935,372.51
  6. Step 6: Final answer
    x = 30,324,199,442.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.