Home / 2,080,519,172.82-3,120,301,204.09-1,240,399,634.67

Finding the Fourth Proportional to 2,080,519,172.82, 3,120,301,204.09 and 1,240,399,634.67

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Solution

The fourth proportional to 2,080,519,172.82, 3,120,301,204.09 and 1,240,399,634.67 is: 1,860,314,734.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,519,172.82 : 3,120,301,204.09 = 1,240,399,634.67 : x
  2. Step 2: Convert to fraction form
    2,080,519,172.82/3,120,301,204.09 = 1,240,399,634.67/x
  3. Step 3: Cross multiply
    2,080,519,172.82x = 3,120,301,204.09 × 1,240,399,634.67
  4. Step 4: Simplify right side
    2,080,519,172.82x = 3,870,420,473,610,496,512
  5. Step 5: Solve for x
    x = 3,870,420,473,610,496,512/2,080,519,172.82
  6. Step 6: Final answer
    x = 1,860,314,734.98

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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.