Home / 442,682,005.60-664,023,008.40-306,633,109.60

Finding the Fourth Proportional to 442,682,005.60, 664,023,008.40 and 306,633,109.60

Calculator

Solution

The fourth proportional to 442,682,005.60, 664,023,008.40 and 306,633,109.60 is: 459,949,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,682,005.60 : 664,023,008.40 = 306,633,109.60 : x
  2. Step 2: Convert to fraction form
    442,682,005.60/664,023,008.40 = 306,633,109.60/x
  3. Step 3: Cross multiply
    442,682,005.60x = 664,023,008.40 × 306,633,109.60
  4. Step 4: Simplify right side
    442,682,005.60x = 203,611,439,911,638,944
  5. Step 5: Solve for x
    x = 203,611,439,911,638,944/442,682,005.60
  6. Step 6: Final answer
    x = 459,949,664.40

Related Problems

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.