Home / 87,485,064.15-120,731,168.25-47,795,165.60

Finding the Fourth Proportional to 87,485,064.15, 120,731,168.25 and 47,795,165.60

Calculator

Solution

The fourth proportional to 87,485,064.15, 120,731,168.25 and 47,795,165.60 is: 65,958,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,485,064.15 : 120,731,168.25 = 47,795,165.60 : x
  2. Step 2: Convert to fraction form
    87,485,064.15/120,731,168.25 = 47,795,165.60/x
  3. Step 3: Cross multiply
    87,485,064.15x = 120,731,168.25 × 47,795,165.60
  4. Step 4: Simplify right side
    87,485,064.15x = 5,770,366,178,986,556
  5. Step 5: Solve for x
    x = 5,770,366,178,986,556/87,485,064.15
  6. Step 6: Final answer
    x = 65,958,300.83

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.