Home / 20,953,846,136.20-31,384,852,701.90-18,627,410,014.60

Finding the Fourth Proportional to 20,953,846,136.20, 31,384,852,701.90 and 18,627,410,014.60

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Solution

The fourth proportional to 20,953,846,136.20, 31,384,852,701.90 and 18,627,410,014.60 is: 27,900,296,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,953,846,136.20 : 31,384,852,701.90 = 18,627,410,014.60 : x
  2. Step 2: Convert to fraction form
    20,953,846,136.20/31,384,852,701.90 = 18,627,410,014.60/x
  3. Step 3: Cross multiply
    20,953,846,136.20x = 31,384,852,701.90 × 18,627,410,014.60
  4. Step 4: Simplify right side
    20,953,846,136.20x = 584,618,519,526,117,933,056
  5. Step 5: Solve for x
    x = 584,618,519,526,117,933,056/20,953,846,136.20
  6. Step 6: Final answer
    x = 27,900,296,476.65

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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.