Home / 200,085,305.40-300,127,958.10-166,073,081.40

Finding the Fourth Proportional to 200,085,305.40, 300,127,958.10 and 166,073,081.40

Calculator

Solution

The fourth proportional to 200,085,305.40, 300,127,958.10 and 166,073,081.40 is: 249,109,622.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,085,305.40 : 300,127,958.10 = 166,073,081.40 : x
  2. Step 2: Convert to fraction form
    200,085,305.40/300,127,958.10 = 166,073,081.40/x
  3. Step 3: Cross multiply
    200,085,305.40x = 300,127,958.10 × 166,073,081.40
  4. Step 4: Simplify right side
    200,085,305.40x = 49,843,174,815,957,096
  5. Step 5: Solve for x
    x = 49,843,174,815,957,096/200,085,305.40
  6. Step 6: Final answer
    x = 249,109,622.10

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.