Home / 268,931,174.26-371,121,247.95-149,858,785.12

Finding the Fourth Proportional to 268,931,174.26, 371,121,247.95 and 149,858,785.12

Calculator

Solution

The fourth proportional to 268,931,174.26, 371,121,247.95 and 149,858,785.12 is: 206,803,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,931,174.26 : 371,121,247.95 = 149,858,785.12 : x
  2. Step 2: Convert to fraction form
    268,931,174.26/371,121,247.95 = 149,858,785.12/x
  3. Step 3: Cross multiply
    268,931,174.26x = 371,121,247.95 × 149,858,785.12
  4. Step 4: Simplify right side
    268,931,174.26x = 55,615,779,350,005,288
  5. Step 5: Solve for x
    x = 55,615,779,350,005,288/268,931,174.26
  6. Step 6: Final answer
    x = 206,803,021.27

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.