Home / 346,758,655.20-520,137,982.80-315,013,912.80

Finding the Fourth Proportional to 346,758,655.20, 520,137,982.80 and 315,013,912.80

Calculator

Solution

The fourth proportional to 346,758,655.20, 520,137,982.80 and 315,013,912.80 is: 472,520,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,758,655.20 : 520,137,982.80 = 315,013,912.80 : x
  2. Step 2: Convert to fraction form
    346,758,655.20/520,137,982.80 = 315,013,912.80/x
  3. Step 3: Cross multiply
    346,758,655.20x = 520,137,982.80 × 315,013,912.80
  4. Step 4: Simplify right side
    346,758,655.20x = 163,850,701,157,727,104
  5. Step 5: Solve for x
    x = 163,850,701,157,727,104/346,758,655.20
  6. Step 6: Final answer
    x = 472,520,869.20

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.