Home / 5,043,980,414.72-6,961,123,229.28-2,816,742,880.64

Finding the Fourth Proportional to 5,043,980,414.72, 6,961,123,229.28 and 2,816,742,880.64

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Solution

The fourth proportional to 5,043,980,414.72, 6,961,123,229.28 and 2,816,742,880.64 is: 3,887,345,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043,980,414.72 : 6,961,123,229.28 = 2,816,742,880.64 : x
  2. Step 2: Convert to fraction form
    5,043,980,414.72/6,961,123,229.28 = 2,816,742,880.64/x
  3. Step 3: Cross multiply
    5,043,980,414.72x = 6,961,123,229.28 × 2,816,742,880.64
  4. Step 4: Simplify right side
    5,043,980,414.72x = 19,607,694,297,332,166,656
  5. Step 5: Solve for x
    x = 19,607,694,297,332,166,656/5,043,980,414.72
  6. Step 6: Final answer
    x = 3,887,345,446.49

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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.