Home / 148,940,326.31-205,539,541.88-81,966,995.46

Finding the Fourth Proportional to 148,940,326.31, 205,539,541.88 and 81,966,995.46

Calculator

Solution

The fourth proportional to 148,940,326.31, 205,539,541.88 and 81,966,995.46 is: 113,115,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,940,326.31 : 205,539,541.88 = 81,966,995.46 : x
  2. Step 2: Convert to fraction form
    148,940,326.31/205,539,541.88 = 81,966,995.46/x
  3. Step 3: Cross multiply
    148,940,326.31x = 205,539,541.88 × 81,966,995.46
  4. Step 4: Simplify right side
    148,940,326.31x = 16,847,458,696,128,438
  5. Step 5: Solve for x
    x = 16,847,458,696,128,438/148,940,326.31
  6. Step 6: Final answer
    x = 113,115,494.73

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.