Home / 664,308,034.40-996,462,051.60-354,371,643.20

Finding the Fourth Proportional to 664,308,034.40, 996,462,051.60 and 354,371,643.20

Calculator

Solution

The fourth proportional to 664,308,034.40, 996,462,051.60 and 354,371,643.20 is: 531,557,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,308,034.40 : 996,462,051.60 = 354,371,643.20 : x
  2. Step 2: Convert to fraction form
    664,308,034.40/996,462,051.60 = 354,371,643.20/x
  3. Step 3: Cross multiply
    664,308,034.40x = 996,462,051.60 × 354,371,643.20
  4. Step 4: Simplify right side
    664,308,034.40x = 353,117,894,611,935,168
  5. Step 5: Solve for x
    x = 353,117,894,611,935,168/664,308,034.40
  6. Step 6: Final answer
    x = 531,557,464.80

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.