Home / 399,322,887.67-551,094,100.89-220,702,933.45

Finding the Fourth Proportional to 399,322,887.67, 551,094,100.89 and 220,702,933.45

Calculator

Solution

The fourth proportional to 399,322,887.67, 551,094,100.89 and 220,702,933.45 is: 304,585,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,322,887.67 : 551,094,100.89 = 220,702,933.45 : x
  2. Step 2: Convert to fraction form
    399,322,887.67/551,094,100.89 = 220,702,933.45/x
  3. Step 3: Cross multiply
    399,322,887.67x = 551,094,100.89 × 220,702,933.45
  4. Step 4: Simplify right side
    399,322,887.67x = 121,628,084,673,413,248
  5. Step 5: Solve for x
    x = 121,628,084,673,413,248/399,322,887.67
  6. Step 6: Final answer
    x = 304,585,808.70

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.