Home / 306,765,287.45-423,346,543.26-181,424,927.60

Finding the Fourth Proportional to 306,765,287.45, 423,346,543.26 and 181,424,927.60

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Solution

The fourth proportional to 306,765,287.45, 423,346,543.26 and 181,424,927.60 is: 250,372,578.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,287.45 : 423,346,543.26 = 181,424,927.60 : x
  2. Step 2: Convert to fraction form
    306,765,287.45/423,346,543.26 = 181,424,927.60/x
  3. Step 3: Cross multiply
    306,765,287.45x = 423,346,543.26 × 181,424,927.60
  4. Step 4: Simplify right side
    306,765,287.45x = 76,805,615,958,770,064
  5. Step 5: Solve for x
    x = 76,805,615,958,770,064/306,765,287.45
  6. Step 6: Final answer
    x = 250,372,578.33

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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.