Home / 133,355,945.58-184,059,793.36-81,161,790.90

Finding the Fourth Proportional to 133,355,945.58, 184,059,793.36 and 81,161,790.90

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Solution

The fourth proportional to 133,355,945.58, 184,059,793.36 and 81,161,790.90 is: 112,020,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,355,945.58 : 184,059,793.36 = 81,161,790.90 : x
  2. Step 2: Convert to fraction form
    133,355,945.58/184,059,793.36 = 81,161,790.90/x
  3. Step 3: Cross multiply
    133,355,945.58x = 184,059,793.36 × 81,161,790.90
  4. Step 4: Simplify right side
    133,355,945.58x = 14,938,622,461,781,530
  5. Step 5: Solve for x
    x = 14,938,622,461,781,530/133,355,945.58
  6. Step 6: Final answer
    x = 112,020,670.67

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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.