Home / 420,749,042.22-580,622,540.31-235,111,583.34

Finding the Fourth Proportional to 420,749,042.22, 580,622,540.31 and 235,111,583.34

Calculator

Solution

The fourth proportional to 420,749,042.22, 580,622,540.31 and 235,111,583.34 is: 324,447,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,749,042.22 : 580,622,540.31 = 235,111,583.34 : x
  2. Step 2: Convert to fraction form
    420,749,042.22/580,622,540.31 = 235,111,583.34/x
  3. Step 3: Cross multiply
    420,749,042.22x = 580,622,540.31 × 235,111,583.34
  4. Step 4: Simplify right side
    420,749,042.22x = 136,511,084,775,177,056
  5. Step 5: Solve for x
    x = 136,511,084,775,177,056/420,749,042.22
  6. Step 6: Final answer
    x = 324,447,761.20

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.