Home / 521,946,469.83-719,617,487.67-427,512,728.37

Finding the Fourth Proportional to 521,946,469.83, 719,617,487.67 and 427,512,728.37

Calculator

Solution

The fourth proportional to 521,946,469.83, 719,617,487.67 and 427,512,728.37 is: 589,419,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,946,469.83 : 719,617,487.67 = 427,512,728.37 : x
  2. Step 2: Convert to fraction form
    521,946,469.83/719,617,487.67 = 427,512,728.37/x
  3. Step 3: Cross multiply
    521,946,469.83x = 719,617,487.67 × 427,512,728.37
  4. Step 4: Simplify right side
    521,946,469.83x = 307,645,635,536,566,528
  5. Step 5: Solve for x
    x = 307,645,635,536,566,528/521,946,469.83
  6. Step 6: Final answer
    x = 589,419,899.01

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.