Home / 1,295,379,171.72-1,943,074,450.11-410,068,880.31

Finding the Fourth Proportional to 1,295,379,171.72, 1,943,074,450.11 and 410,068,880.31

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Solution

The fourth proportional to 1,295,379,171.72, 1,943,074,450.11 and 410,068,880.31 is: 615,105,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,379,171.72 : 1,943,074,450.11 = 410,068,880.31 : x
  2. Step 2: Convert to fraction form
    1,295,379,171.72/1,943,074,450.11 = 410,068,880.31/x
  3. Step 3: Cross multiply
    1,295,379,171.72x = 1,943,074,450.11 × 410,068,880.31
  4. Step 4: Simplify right side
    1,295,379,171.72x = 796,794,364,115,576,576
  5. Step 5: Solve for x
    x = 796,794,364,115,576,576/1,295,379,171.72
  6. Step 6: Final answer
    x = 615,105,122.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.