Home / 132,156,683.40-198,235,025.10-80,500,618.20

Finding the Fourth Proportional to 132,156,683.40, 198,235,025.10 and 80,500,618.20

Calculator

Solution

The fourth proportional to 132,156,683.40, 198,235,025.10 and 80,500,618.20 is: 120,750,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,156,683.40 : 198,235,025.10 = 80,500,618.20 : x
  2. Step 2: Convert to fraction form
    132,156,683.40/198,235,025.10 = 80,500,618.20/x
  3. Step 3: Cross multiply
    132,156,683.40x = 198,235,025.10 × 80,500,618.20
  4. Step 4: Simplify right side
    132,156,683.40x = 15,958,042,069,442,516
  5. Step 5: Solve for x
    x = 15,958,042,069,442,516/132,156,683.40
  6. Step 6: Final answer
    x = 120,750,927.30

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.