Home / 133,958,495.36-184,809,966.72-77,405,873.24

Finding the Fourth Proportional to 133,958,495.36, 184,809,966.72 and 77,405,873.24

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Solution

The fourth proportional to 133,958,495.36, 184,809,966.72 and 77,405,873.24 is: 106,789,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,958,495.36 : 184,809,966.72 = 77,405,873.24 : x
  2. Step 2: Convert to fraction form
    133,958,495.36/184,809,966.72 = 77,405,873.24/x
  3. Step 3: Cross multiply
    133,958,495.36x = 184,809,966.72 × 77,405,873.24
  4. Step 4: Simplify right side
    133,958,495.36x = 14,305,376,857,416,938
  5. Step 5: Solve for x
    x = 14,305,376,857,416,938/133,958,495.36
  6. Step 6: Final answer
    x = 106,789,620.31

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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.