Home / 68,336,603,820.36-102,467,538,036.48-54,261,980,661.92

Finding the Fourth Proportional to 68,336,603,820.36, 102,467,538,036.48 and 54,261,980,661.92

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Solution

The fourth proportional to 68,336,603,820.36, 102,467,538,036.48 and 54,261,980,661.92 is: 81,363,299,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,336,603,820.36 : 102,467,538,036.48 = 54,261,980,661.92 : x
  2. Step 2: Convert to fraction form
    68,336,603,820.36/102,467,538,036.48 = 54,261,980,661.92/x
  3. Step 3: Cross multiply
    68,336,603,820.36x = 102,467,538,036.48 × 54,261,980,661.92
  4. Step 4: Simplify right side
    68,336,603,820.36x = 5,560,091,567,410,029,527,040
  5. Step 5: Solve for x
    x = 5,560,091,567,410,029,527,040/68,336,603,820.36
  6. Step 6: Final answer
    x = 81,363,299,557.97

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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.