Home / 3,826,689,644.32-5,280,831,665.24-2,066,557,052.32

Finding the Fourth Proportional to 3,826,689,644.32, 5,280,831,665.24 and 2,066,557,052.32

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Solution

The fourth proportional to 3,826,689,644.32, 5,280,831,665.24 and 2,066,557,052.32 is: 2,851,848,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,689,644.32 : 5,280,831,665.24 = 2,066,557,052.32 : x
  2. Step 2: Convert to fraction form
    3,826,689,644.32/5,280,831,665.24 = 2,066,557,052.32/x
  3. Step 3: Cross multiply
    3,826,689,644.32x = 5,280,831,665.24 × 2,066,557,052.32
  4. Step 4: Simplify right side
    3,826,689,644.32x = 10,913,139,919,916,490,752
  5. Step 5: Solve for x
    x = 10,913,139,919,916,490,752/3,826,689,644.32
  6. Step 6: Final answer
    x = 2,851,848,708.48

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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.