Home / 255,707,899.65-352,972,861.25-167,607,571.41

Finding the Fourth Proportional to 255,707,899.65, 352,972,861.25 and 167,607,571.41

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Solution

The fourth proportional to 255,707,899.65, 352,972,861.25 and 167,607,571.41 is: 231,361,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,707,899.65 : 352,972,861.25 = 167,607,571.41 : x
  2. Step 2: Convert to fraction form
    255,707,899.65/352,972,861.25 = 167,607,571.41/x
  3. Step 3: Cross multiply
    255,707,899.65x = 352,972,861.25 × 167,607,571.41
  4. Step 4: Simplify right side
    255,707,899.65x = 59,160,924,046,913,360
  5. Step 5: Solve for x
    x = 59,160,924,046,913,360/255,707,899.65
  6. Step 6: Final answer
    x = 231,361,346.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.