Home / 133,355,944.58-184,059,791.98-81,161,789.90

Finding the Fourth Proportional to 133,355,944.58, 184,059,791.98 and 81,161,789.90

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Solution

The fourth proportional to 133,355,944.58, 184,059,791.98 and 81,161,789.90 is: 112,020,669.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,355,944.58 : 184,059,791.98 = 81,161,789.90 : x
  2. Step 2: Convert to fraction form
    133,355,944.58/184,059,791.98 = 81,161,789.90/x
  3. Step 3: Cross multiply
    133,355,944.58x = 184,059,791.98 × 81,161,789.90
  4. Step 4: Simplify right side
    133,355,944.58x = 14,938,622,164,595,260
  5. Step 5: Solve for x
    x = 14,938,622,164,595,260/133,355,944.58
  6. Step 6: Final answer
    x = 112,020,669.29

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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.