Home / 1,965,072,480.68-2,946,574,433.04-1,343,465,480.79

Finding the Fourth Proportional to 1,965,072,480.68, 2,946,574,433.04 and 1,343,465,480.79

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Solution

The fourth proportional to 1,965,072,480.68, 2,946,574,433.04 and 1,343,465,480.79 is: 2,014,491,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,072,480.68 : 2,946,574,433.04 = 1,343,465,480.79 : x
  2. Step 2: Convert to fraction form
    1,965,072,480.68/2,946,574,433.04 = 1,343,465,480.79/x
  3. Step 3: Cross multiply
    1,965,072,480.68x = 2,946,574,433.04 × 1,343,465,480.79
  4. Step 4: Simplify right side
    1,965,072,480.68x = 3,958,621,037,362,634,752
  5. Step 5: Solve for x
    x = 3,958,621,037,362,634,752/1,965,072,480.68
  6. Step 6: Final answer
    x = 2,014,491,107.21

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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.