Home / 303,281,988,009.88-418,542,299,607.78-167,951,168,446.04

Finding the Fourth Proportional to 303,281,988,009.88, 418,542,299,607.78 and 167,951,168,446.04

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Solution

The fourth proportional to 303,281,988,009.88, 418,542,299,607.78 and 167,951,168,446.04 is: 231,779,898,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,281,988,009.88 : 418,542,299,607.78 = 167,951,168,446.04 : x
  2. Step 2: Convert to fraction form
    303,281,988,009.88/418,542,299,607.78 = 167,951,168,446.04/x
  3. Step 3: Cross multiply
    303,281,988,009.88x = 418,542,299,607.78 × 167,951,168,446.04
  4. Step 4: Simplify right side
    303,281,988,009.88x = 70,294,668,263,219,208,912,896
  5. Step 5: Solve for x
    x = 70,294,668,263,219,208,912,896/303,281,988,009.88
  6. Step 6: Final answer
    x = 231,779,898,056.23

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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.