Home / 37,103,676,872.58-55,655,515,308.87-19,410,517,947.78

Finding the Fourth Proportional to 37,103,676,872.58, 55,655,515,308.87 and 19,410,517,947.78

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Solution

The fourth proportional to 37,103,676,872.58, 55,655,515,308.87 and 19,410,517,947.78 is: 29,115,776,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103,676,872.58 : 55,655,515,308.87 = 19,410,517,947.78 : x
  2. Step 2: Convert to fraction form
    37,103,676,872.58/55,655,515,308.87 = 19,410,517,947.78/x
  3. Step 3: Cross multiply
    37,103,676,872.58x = 55,655,515,308.87 × 19,410,517,947.78
  4. Step 4: Simplify right side
    37,103,676,872.58x = 1,080,302,378,795,765,727,232
  5. Step 5: Solve for x
    x = 1,080,302,378,795,765,727,232/37,103,676,872.58
  6. Step 6: Final answer
    x = 29,115,776,921.67

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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.