Home / 329,177,471.88-493,875,970.90-218,947,704.04

Finding the Fourth Proportional to 329,177,471.88, 493,875,970.90 and 218,947,704.04

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Solution

The fourth proportional to 329,177,471.88, 493,875,970.90 and 218,947,704.04 is: 328,494,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,177,471.88 : 493,875,970.90 = 218,947,704.04 : x
  2. Step 2: Convert to fraction form
    329,177,471.88/493,875,970.90 = 218,947,704.04/x
  3. Step 3: Cross multiply
    329,177,471.88x = 493,875,970.90 × 218,947,704.04
  4. Step 4: Simplify right side
    329,177,471.88x = 108,133,009,909,080,848
  5. Step 5: Solve for x
    x = 108,133,009,909,080,848/329,177,471.88
  6. Step 6: Final answer
    x = 328,494,563.41

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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.