Home / 68,336,603,807.29-102,467,538,016.86-54,261,980,648.88

Finding the Fourth Proportional to 68,336,603,807.29, 102,467,538,016.86 and 54,261,980,648.88

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Solution

The fourth proportional to 68,336,603,807.29, 102,467,538,016.86 and 54,261,980,648.88 is: 81,363,299,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,336,603,807.29 : 102,467,538,016.86 = 54,261,980,648.88 : x
  2. Step 2: Convert to fraction form
    68,336,603,807.29/102,467,538,016.86 = 54,261,980,648.88/x
  3. Step 3: Cross multiply
    68,336,603,807.29x = 102,467,538,016.86 × 54,261,980,648.88
  4. Step 4: Simplify right side
    68,336,603,807.29x = 5,560,091,565,009,232,986,112
  5. Step 5: Solve for x
    x = 5,560,091,565,009,232,986,112/68,336,603,807.29
  6. Step 6: Final answer
    x = 81,363,299,538.40

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1.5x scale

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.