Home / 133,608,289.50-184,376,442.24-77,850,237.96

Finding the Fourth Proportional to 133,608,289.50, 184,376,442.24 and 77,850,237.96

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Solution

The fourth proportional to 133,608,289.50, 184,376,442.24 and 77,850,237.96 is: 107,431,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,608,289.50 : 184,376,442.24 = 77,850,237.96 : x
  2. Step 2: Convert to fraction form
    133,608,289.50/184,376,442.24 = 77,850,237.96/x
  3. Step 3: Cross multiply
    133,608,289.50x = 184,376,442.24 × 77,850,237.96
  4. Step 4: Simplify right side
    133,608,289.50x = 14,353,749,902,602,194
  5. Step 5: Solve for x
    x = 14,353,749,902,602,194/133,608,289.50
  6. Step 6: Final answer
    x = 107,431,581.95

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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.