Home / 416,232,179.06-624,376,996.61-121,129,739.33

Finding the Fourth Proportional to 416,232,179.06, 624,376,996.61 and 121,129,739.33

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Solution

The fourth proportional to 416,232,179.06, 624,376,996.61 and 121,129,739.33 is: 181,702,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,232,179.06 : 624,376,996.61 = 121,129,739.33 : x
  2. Step 2: Convert to fraction form
    416,232,179.06/624,376,996.61 = 121,129,739.33/x
  3. Step 3: Cross multiply
    416,232,179.06x = 624,376,996.61 × 121,129,739.33
  4. Step 4: Simplify right side
    416,232,179.06x = 75,630,622,839,290,064
  5. Step 5: Solve for x
    x = 75,630,622,839,290,064/416,232,179.06
  6. Step 6: Final answer
    x = 181,702,969.27

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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.