Home / 645,173,823.40-967,760,735.10-214,352,319.40

Finding the Fourth Proportional to 645,173,823.40, 967,760,735.10 and 214,352,319.40

Calculator

Solution

The fourth proportional to 645,173,823.40, 967,760,735.10 and 214,352,319.40 is: 321,528,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,173,823.40 : 967,760,735.10 = 214,352,319.40 : x
  2. Step 2: Convert to fraction form
    645,173,823.40/967,760,735.10 = 214,352,319.40/x
  3. Step 3: Cross multiply
    645,173,823.40x = 967,760,735.10 × 214,352,319.40
  4. Step 4: Simplify right side
    645,173,823.40x = 207,441,758,192,934,016
  5. Step 5: Solve for x
    x = 207,441,758,192,934,016/645,173,823.40
  6. Step 6: Final answer
    x = 321,528,479.10

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.