Home / 327,370,430.93-451,703,754.78-188,114,288.50

Finding the Fourth Proportional to 327,370,430.93, 451,703,754.78 and 188,114,288.50

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Solution

The fourth proportional to 327,370,430.93, 451,703,754.78 and 188,114,288.50 is: 259,558,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,370,430.93 : 451,703,754.78 = 188,114,288.50 : x
  2. Step 2: Convert to fraction form
    327,370,430.93/451,703,754.78 = 188,114,288.50/x
  3. Step 3: Cross multiply
    327,370,430.93x = 451,703,754.78 × 188,114,288.50
  4. Step 4: Simplify right side
    327,370,430.93x = 84,971,930,440,959,648
  5. Step 5: Solve for x
    x = 84,971,930,440,959,648/327,370,430.93
  6. Step 6: Final answer
    x = 259,558,965.66

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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.