Home / 325,632,149.70-488,448,224.55-196,637,640.90

Finding the Fourth Proportional to 325,632,149.70, 488,448,224.55 and 196,637,640.90

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Solution

The fourth proportional to 325,632,149.70, 488,448,224.55 and 196,637,640.90 is: 294,956,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,632,149.70 : 488,448,224.55 = 196,637,640.90 : x
  2. Step 2: Convert to fraction form
    325,632,149.70/488,448,224.55 = 196,637,640.90/x
  3. Step 3: Cross multiply
    325,632,149.70x = 488,448,224.55 × 196,637,640.90
  4. Step 4: Simplify right side
    325,632,149.70x = 96,047,306,577,305,472
  5. Step 5: Solve for x
    x = 96,047,306,577,305,472/325,632,149.70
  6. Step 6: Final answer
    x = 294,956,461.35

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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.