Home / 822,452,506.41-1,233,718,621.35-269,706,036.72

Finding the Fourth Proportional to 822,452,506.41, 1,233,718,621.35 and 269,706,036.72

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Solution

The fourth proportional to 822,452,506.41, 1,233,718,621.35 and 269,706,036.72 is: 404,572,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,452,506.41 : 1,233,718,621.35 = 269,706,036.72 : x
  2. Step 2: Convert to fraction form
    822,452,506.41/1,233,718,621.35 = 269,706,036.72/x
  3. Step 3: Cross multiply
    822,452,506.41x = 1,233,718,621.35 × 269,706,036.72
  4. Step 4: Simplify right side
    822,452,506.41x = 332,741,359,790,622,400
  5. Step 5: Solve for x
    x = 332,741,359,790,622,400/822,452,506.41
  6. Step 6: Final answer
    x = 404,572,126.90

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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.