Home / 105,979,619.04-158,953,483.44-67,907,185.44

Finding the Fourth Proportional to 105,979,619.04, 158,953,483.44 and 67,907,185.44

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Solution

The fourth proportional to 105,979,619.04, 158,953,483.44 and 67,907,185.44 is: 101,850,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,979,619.04 : 158,953,483.44 = 67,907,185.44 : x
  2. Step 2: Convert to fraction form
    105,979,619.04/158,953,483.44 = 67,907,185.44/x
  3. Step 3: Cross multiply
    105,979,619.04x = 158,953,483.44 × 67,907,185.44
  4. Step 4: Simplify right side
    105,979,619.04x = 10,794,083,676,294,048
  5. Step 5: Solve for x
    x = 10,794,083,676,294,048/105,979,619.04
  6. Step 6: Final answer
    x = 101,850,561.21

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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.