Home / 217,281,430.40-325,922,145.60-71,737,455.20

Finding the Fourth Proportional to 217,281,430.40, 325,922,145.60 and 71,737,455.20

Calculator

Solution

The fourth proportional to 217,281,430.40, 325,922,145.60 and 71,737,455.20 is: 107,606,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,281,430.40 : 325,922,145.60 = 71,737,455.20 : x
  2. Step 2: Convert to fraction form
    217,281,430.40/325,922,145.60 = 71,737,455.20/x
  3. Step 3: Cross multiply
    217,281,430.40x = 325,922,145.60 × 71,737,455.20
  4. Step 4: Simplify right side
    217,281,430.40x = 23,380,825,318,667,880
  5. Step 5: Solve for x
    x = 23,380,825,318,667,880/217,281,430.40
  6. Step 6: Final answer
    x = 107,606,182.80

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.