Home / 3,509,490,673.76-4,843,616,931.22-2,222,122,198.21

Finding the Fourth Proportional to 3,509,490,673.76, 4,843,616,931.22 and 2,222,122,198.21

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Solution

The fourth proportional to 3,509,490,673.76, 4,843,616,931.22 and 2,222,122,198.21 is: 3,066,857,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,490,673.76 : 4,843,616,931.22 = 2,222,122,198.21 : x
  2. Step 2: Convert to fraction form
    3,509,490,673.76/4,843,616,931.22 = 2,222,122,198.21/x
  3. Step 3: Cross multiply
    3,509,490,673.76x = 4,843,616,931.22 × 2,222,122,198.21
  4. Step 4: Simplify right side
    3,509,490,673.76x = 10,763,108,702,489,761,792
  5. Step 5: Solve for x
    x = 10,763,108,702,489,761,792/3,509,490,673.76
  6. Step 6: Final answer
    x = 3,066,857,758.87

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1.5x scale

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.