Home / 171,144,013.60-256,716,020.40-162,783,258.40

Finding the Fourth Proportional to 171,144,013.60, 256,716,020.40 and 162,783,258.40

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Solution

The fourth proportional to 171,144,013.60, 256,716,020.40 and 162,783,258.40 is: 244,174,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,144,013.60 : 256,716,020.40 = 162,783,258.40 : x
  2. Step 2: Convert to fraction form
    171,144,013.60/256,716,020.40 = 162,783,258.40/x
  3. Step 3: Cross multiply
    171,144,013.60x = 256,716,020.40 × 162,783,258.40
  4. Step 4: Simplify right side
    171,144,013.60x = 41,789,070,284,192,872
  5. Step 5: Solve for x
    x = 41,789,070,284,192,872/171,144,013.60
  6. Step 6: Final answer
    x = 244,174,887.60

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1.5x scale

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.