Home / 122,530,077.20-183,795,115.80-107,413,533.20

Finding the Fourth Proportional to 122,530,077.20, 183,795,115.80 and 107,413,533.20

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Solution

The fourth proportional to 122,530,077.20, 183,795,115.80 and 107,413,533.20 is: 161,120,299.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,530,077.20 : 183,795,115.80 = 107,413,533.20 : x
  2. Step 2: Convert to fraction form
    122,530,077.20/183,795,115.80 = 107,413,533.20/x
  3. Step 3: Cross multiply
    122,530,077.20x = 183,795,115.80 × 107,413,533.20
  4. Step 4: Simplify right side
    122,530,077.20x = 19,742,082,772,981,148
  5. Step 5: Solve for x
    x = 19,742,082,772,981,148/122,530,077.20
  6. Step 6: Final answer
    x = 161,120,299.80

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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.