Home / 677,815,329.62-935,333,821.13-380,400,131.25

Finding the Fourth Proportional to 677,815,329.62, 935,333,821.13 and 380,400,131.25

Calculator

Solution

The fourth proportional to 677,815,329.62, 935,333,821.13 and 380,400,131.25 is: 524,923,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,815,329.62 : 935,333,821.13 = 380,400,131.25 : x
  2. Step 2: Convert to fraction form
    677,815,329.62/935,333,821.13 = 380,400,131.25/x
  3. Step 3: Cross multiply
    677,815,329.62x = 935,333,821.13 × 380,400,131.25
  4. Step 4: Simplify right side
    677,815,329.62x = 355,801,108,318,514,048
  5. Step 5: Solve for x
    x = 355,801,108,318,514,048/677,815,329.62
  6. Step 6: Final answer
    x = 524,923,371.85

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.