Home / 392,579,809.52-541,781,442.20-225,314,733.44

Finding the Fourth Proportional to 392,579,809.52, 541,781,442.20 and 225,314,733.44

Calculator

Solution

The fourth proportional to 392,579,809.52, 541,781,442.20 and 225,314,733.44 is: 310,946,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,579,809.52 : 541,781,442.20 = 225,314,733.44 : x
  2. Step 2: Convert to fraction form
    392,579,809.52/541,781,442.20 = 225,314,733.44/x
  3. Step 3: Cross multiply
    392,579,809.52x = 541,781,442.20 × 225,314,733.44
  4. Step 4: Simplify right side
    392,579,809.52x = 122,071,341,232,031,776
  5. Step 5: Solve for x
    x = 122,071,341,232,031,776/392,579,809.52
  6. Step 6: Final answer
    x = 310,946,559.84

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.