Home / 221,184,139.86-331,830,227.85-73,631,414.73

Finding the Fourth Proportional to 221,184,139.86, 331,830,227.85 and 73,631,414.73

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Solution

The fourth proportional to 221,184,139.86, 331,830,227.85 and 73,631,414.73 is: 110,465,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,139.86 : 331,830,227.85 = 73,631,414.73 : x
  2. Step 2: Convert to fraction form
    221,184,139.86/331,830,227.85 = 73,631,414.73/x
  3. Step 3: Cross multiply
    221,184,139.86x = 331,830,227.85 × 73,631,414.73
  4. Step 4: Simplify right side
    221,184,139.86x = 24,433,129,126,773,748
  5. Step 5: Solve for x
    x = 24,433,129,126,773,748/221,184,139.86
  6. Step 6: Final answer
    x = 110,465,104.52

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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.