Home / 306,765,191.73-423,346,411.26-181,424,831.88

Finding the Fourth Proportional to 306,765,191.73, 423,346,411.26 and 181,424,831.88

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Solution

The fourth proportional to 306,765,191.73, 423,346,411.26 and 181,424,831.88 is: 250,372,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,191.73 : 423,346,411.26 = 181,424,831.88 : x
  2. Step 2: Convert to fraction form
    306,765,191.73/423,346,411.26 = 181,424,831.88/x
  3. Step 3: Cross multiply
    306,765,191.73x = 423,346,411.26 × 181,424,831.88
  4. Step 4: Simplify right side
    306,765,191.73x = 76,805,551,489,846,832
  5. Step 5: Solve for x
    x = 76,805,551,489,846,832/306,765,191.73
  6. Step 6: Final answer
    x = 250,372,446.29

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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.