Home / 6,629,992,558.72-9,149,606,281.92-3,619,405,787.20

Finding the Fourth Proportional to 6,629,992,558.72, 9,149,606,281.92 and 3,619,405,787.20

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Solution

The fourth proportional to 6,629,992,558.72, 9,149,606,281.92 and 3,619,405,787.20 is: 4,994,898,204.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,992,558.72 : 9,149,606,281.92 = 3,619,405,787.20 : x
  2. Step 2: Convert to fraction form
    6,629,992,558.72/9,149,606,281.92 = 3,619,405,787.20/x
  3. Step 3: Cross multiply
    6,629,992,558.72x = 9,149,606,281.92 × 3,619,405,787.20
  4. Step 4: Simplify right side
    6,629,992,558.72x = 33,116,137,927,382,720,512
  5. Step 5: Solve for x
    x = 33,116,137,927,382,720,512/6,629,992,558.72
  6. Step 6: Final answer
    x = 4,994,898,204.50

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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.