Home / 133,059,672.80-199,589,509.20-123,106,392.80

Finding the Fourth Proportional to 133,059,672.80, 199,589,509.20 and 123,106,392.80

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Solution

The fourth proportional to 133,059,672.80, 199,589,509.20 and 123,106,392.80 is: 184,659,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,672.80 : 199,589,509.20 = 123,106,392.80 : x
  2. Step 2: Convert to fraction form
    133,059,672.80/199,589,509.20 = 123,106,392.80/x
  3. Step 3: Cross multiply
    133,059,672.80x = 199,589,509.20 × 123,106,392.80
  4. Step 4: Simplify right side
    133,059,672.80x = 24,570,744,518,334,412
  5. Step 5: Solve for x
    x = 24,570,744,518,334,412/133,059,672.80
  6. Step 6: Final answer
    x = 184,659,589.20

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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.