Home / 303,281,988,069.80-418,542,299,690.33-167,951,168,505.98

Finding the Fourth Proportional to 303,281,988,069.80, 418,542,299,690.33 and 167,951,168,505.98

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Solution

The fourth proportional to 303,281,988,069.80, 418,542,299,690.33 and 167,951,168,505.98 is: 231,779,898,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,281,988,069.80 : 418,542,299,690.33 = 167,951,168,505.98 : x
  2. Step 2: Convert to fraction form
    303,281,988,069.80/418,542,299,690.33 = 167,951,168,505.98/x
  3. Step 3: Cross multiply
    303,281,988,069.80x = 418,542,299,690.33 × 167,951,168,505.98
  4. Step 4: Simplify right side
    303,281,988,069.80x = 70,294,668,302,171,005,517,824
  5. Step 5: Solve for x
    x = 70,294,668,302,171,005,517,824/303,281,988,069.80
  6. Step 6: Final answer
    x = 231,779,898,138.87

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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.