Home / 306,765,190.23-423,346,409.19-181,424,830.38

Finding the Fourth Proportional to 306,765,190.23, 423,346,409.19 and 181,424,830.38

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Solution

The fourth proportional to 306,765,190.23, 423,346,409.19 and 181,424,830.38 is: 250,372,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,190.23 : 423,346,409.19 = 181,424,830.38 : x
  2. Step 2: Convert to fraction form
    306,765,190.23/423,346,409.19 = 181,424,830.38/x
  3. Step 3: Cross multiply
    306,765,190.23x = 423,346,409.19 × 181,424,830.38
  4. Step 4: Simplify right side
    306,765,190.23x = 76,805,550,479,277,824
  5. Step 5: Solve for x
    x = 76,805,550,479,277,824/306,765,190.23
  6. Step 6: Final answer
    x = 250,372,444.22

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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.