Home / 115,152,584.55-172,759,128.48-41,383,812.57

Finding the Fourth Proportional to 115,152,584.55, 172,759,128.48 and 41,383,812.57

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Solution

The fourth proportional to 115,152,584.55, 172,759,128.48 and 41,383,812.57 is: 62,086,590.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,152,584.55 : 172,759,128.48 = 41,383,812.57 : x
  2. Step 2: Convert to fraction form
    115,152,584.55/172,759,128.48 = 41,383,812.57/x
  3. Step 3: Cross multiply
    115,152,584.55x = 172,759,128.48 × 41,383,812.57
  4. Step 4: Simplify right side
    115,152,584.55x = 7,149,431,392,772,869
  5. Step 5: Solve for x
    x = 7,149,431,392,772,869/115,152,584.55
  6. Step 6: Final answer
    x = 62,086,590.77

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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.