Home / 312,714,483.80-431,366,694.09-195,035,509.35

Finding the Fourth Proportional to 312,714,483.80, 431,366,694.09 and 195,035,509.35

Calculator

Solution

The fourth proportional to 312,714,483.80, 431,366,694.09 and 195,035,509.35 is: 269,037,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,714,483.80 : 431,366,694.09 = 195,035,509.35 : x
  2. Step 2: Convert to fraction form
    312,714,483.80/431,366,694.09 = 195,035,509.35/x
  3. Step 3: Cross multiply
    312,714,483.80x = 431,366,694.09 × 195,035,509.35
  4. Step 4: Simplify right side
    312,714,483.80x = 84,131,822,898,468,784
  5. Step 5: Solve for x
    x = 84,131,822,898,468,784/312,714,483.80
  6. Step 6: Final answer
    x = 269,037,180.11

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.