Home / 320,206,898.88-441,885,898.24-173,529,182.88

Finding the Fourth Proportional to 320,206,898.88, 441,885,898.24 and 173,529,182.88

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Solution

The fourth proportional to 320,206,898.88, 441,885,898.24 and 173,529,182.88 is: 239,470,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,206,898.88 : 441,885,898.24 = 173,529,182.88 : x
  2. Step 2: Convert to fraction form
    320,206,898.88/441,885,898.24 = 173,529,182.88/x
  3. Step 3: Cross multiply
    320,206,898.88x = 441,885,898.24 × 173,529,182.88
  4. Step 4: Simplify right side
    320,206,898.88x = 76,680,098,847,782,032
  5. Step 5: Solve for x
    x = 76,680,098,847,782,032/320,206,898.88
  6. Step 6: Final answer
    x = 239,470,477.11

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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.