Home / 171,144,015.10-256,716,022.65-162,783,259.90

Finding the Fourth Proportional to 171,144,015.10, 256,716,022.65 and 162,783,259.90

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Solution

The fourth proportional to 171,144,015.10, 256,716,022.65 and 162,783,259.90 is: 244,174,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,144,015.10 : 256,716,022.65 = 162,783,259.90 : x
  2. Step 2: Convert to fraction form
    171,144,015.10/256,716,022.65 = 162,783,259.90/x
  3. Step 3: Cross multiply
    171,144,015.10x = 256,716,022.65 × 162,783,259.90
  4. Step 4: Simplify right side
    171,144,015.10x = 41,789,071,035,529,240
  5. Step 5: Solve for x
    x = 41,789,071,035,529,240/171,144,015.10
  6. Step 6: Final answer
    x = 244,174,889.85

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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.