Home / 313,192,001.20-469,788,001.80-313,192,001.20

Finding the Fourth Proportional to 313,192,001.20, 469,788,001.80 and 313,192,001.20

Calculator

Solution

The fourth proportional to 313,192,001.20, 469,788,001.80 and 313,192,001.20 is: 469,788,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,192,001.20 : 469,788,001.80 = 313,192,001.20 : x
  2. Step 2: Convert to fraction form
    313,192,001.20/469,788,001.80 = 313,192,001.20/x
  3. Step 3: Cross multiply
    313,192,001.20x = 469,788,001.80 × 313,192,001.20
  4. Step 4: Simplify right side
    313,192,001.20x = 147,133,844,423,491,200
  5. Step 5: Solve for x
    x = 147,133,844,423,491,200/313,192,001.20
  6. Step 6: Final answer
    x = 469,788,001.80

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.