Home / 303,281,988,018.22-418,542,299,619.24-167,951,168,454.39

Finding the Fourth Proportional to 303,281,988,018.22, 418,542,299,619.24 and 167,951,168,454.39

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Solution

The fourth proportional to 303,281,988,018.22, 418,542,299,619.24 and 167,951,168,454.39 is: 231,779,898,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,281,988,018.22 : 418,542,299,619.24 = 167,951,168,454.39 : x
  2. Step 2: Convert to fraction form
    303,281,988,018.22/418,542,299,619.24 = 167,951,168,454.39/x
  3. Step 3: Cross multiply
    303,281,988,018.22x = 418,542,299,619.24 × 167,951,168,454.39
  4. Step 4: Simplify right side
    303,281,988,018.22x = 70,294,668,268,638,752,997,376
  5. Step 5: Solve for x
    x = 70,294,668,268,638,752,997,376/303,281,988,018.22
  6. Step 6: Final answer
    x = 231,779,898,067.72

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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.