Home / 3,509,490,671.76-4,843,616,928.46-2,222,122,196.21

Finding the Fourth Proportional to 3,509,490,671.76, 4,843,616,928.46 and 2,222,122,196.21

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Solution

The fourth proportional to 3,509,490,671.76, 4,843,616,928.46 and 2,222,122,196.21 is: 3,066,857,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,490,671.76 : 4,843,616,928.46 = 2,222,122,196.21 : x
  2. Step 2: Convert to fraction form
    3,509,490,671.76/4,843,616,928.46 = 2,222,122,196.21/x
  3. Step 3: Cross multiply
    3,509,490,671.76x = 4,843,616,928.46 × 2,222,122,196.21
  4. Step 4: Simplify right side
    3,509,490,671.76x = 10,763,108,686,667,307,008
  5. Step 5: Solve for x
    x = 10,763,108,686,667,307,008/3,509,490,671.76
  6. Step 6: Final answer
    x = 3,066,857,756.11

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Double scale
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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.