Home / 306,466,061.87-422,932,096.95-167,245,791.23

Finding the Fourth Proportional to 306,466,061.87, 422,932,096.95 and 167,245,791.23

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Solution

The fourth proportional to 306,466,061.87, 422,932,096.95 and 167,245,791.23 is: 230,804,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,466,061.87 : 422,932,096.95 = 167,245,791.23 : x
  2. Step 2: Convert to fraction form
    306,466,061.87/422,932,096.95 = 167,245,791.23/x
  3. Step 3: Cross multiply
    306,466,061.87x = 422,932,096.95 × 167,245,791.23
  4. Step 4: Simplify right side
    306,466,061.87x = 70,733,613,191,395,976
  5. Step 5: Solve for x
    x = 70,733,613,191,395,976/306,466,061.87
  6. Step 6: Final answer
    x = 230,804,066.07

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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.