Home / 469,952,474.52-648,551,917.35-281,811,399.56

Finding the Fourth Proportional to 469,952,474.52, 648,551,917.35 and 281,811,399.56

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Solution

The fourth proportional to 469,952,474.52, 648,551,917.35 and 281,811,399.56 is: 388,910,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,952,474.52 : 648,551,917.35 = 281,811,399.56 : x
  2. Step 2: Convert to fraction form
    469,952,474.52/648,551,917.35 = 281,811,399.56/x
  3. Step 3: Cross multiply
    469,952,474.52x = 648,551,917.35 × 281,811,399.56
  4. Step 4: Simplify right side
    469,952,474.52x = 182,769,323,512,482,208
  5. Step 5: Solve for x
    x = 182,769,323,512,482,208/469,952,474.52
  6. Step 6: Final answer
    x = 388,910,226.93

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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.