Home / 505,764,017.10-758,667,020.85-160,707,905.10

Finding the Fourth Proportional to 505,764,017.10, 758,667,020.85 and 160,707,905.10

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Solution

The fourth proportional to 505,764,017.10, 758,667,020.85 and 160,707,905.10 is: 241,068,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,764,017.10 : 758,667,020.85 = 160,707,905.10 : x
  2. Step 2: Convert to fraction form
    505,764,017.10/758,667,020.85 = 160,707,905.10/x
  3. Step 3: Cross multiply
    505,764,017.10x = 758,667,020.85 × 160,707,905.10
  4. Step 4: Simplify right side
    505,764,017.10x = 121,923,787,589,261,520
  5. Step 5: Solve for x
    x = 121,923,787,589,261,520/505,764,017.10
  6. Step 6: Final answer
    x = 241,068,528.93

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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.