Home / 320,206,866.96-441,885,854.16-173,529,150.96

Finding the Fourth Proportional to 320,206,866.96, 441,885,854.16 and 173,529,150.96

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Solution

The fourth proportional to 320,206,866.96, 441,885,854.16 and 173,529,150.96 is: 239,470,433.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,206,866.96 : 441,885,854.16 = 173,529,150.96 : x
  2. Step 2: Convert to fraction form
    320,206,866.96/441,885,854.16 = 173,529,150.96/x
  3. Step 3: Cross multiply
    320,206,866.96x = 441,885,854.16 × 173,529,150.96
  4. Step 4: Simplify right side
    320,206,866.96x = 76,680,077,093,619,200
  5. Step 5: Solve for x
    x = 76,680,077,093,619,200/320,206,866.96
  6. Step 6: Final answer
    x = 239,470,433.04

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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.