Home / 171,143,963.60-256,715,945.40-162,783,208.40

Finding the Fourth Proportional to 171,143,963.60, 256,715,945.40 and 162,783,208.40

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Solution

The fourth proportional to 171,143,963.60, 256,715,945.40 and 162,783,208.40 is: 244,174,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,143,963.60 : 256,715,945.40 = 162,783,208.40 : x
  2. Step 2: Convert to fraction form
    171,143,963.60/256,715,945.40 = 162,783,208.40/x
  3. Step 3: Cross multiply
    171,143,963.60x = 256,715,945.40 × 162,783,208.40
  4. Step 4: Simplify right side
    171,143,963.60x = 41,789,045,239,651,224
  5. Step 5: Solve for x
    x = 41,789,045,239,651,224/171,143,963.60
  6. Step 6: Final answer
    x = 244,174,812.60

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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.