Home / 303,281,988,029.48-418,542,299,634.78-167,951,168,465.64

Finding the Fourth Proportional to 303,281,988,029.48, 418,542,299,634.78 and 167,951,168,465.64

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Solution

The fourth proportional to 303,281,988,029.48, 418,542,299,634.78 and 167,951,168,465.64 is: 231,779,898,083.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,281,988,029.48 : 418,542,299,634.78 = 167,951,168,465.64 : x
  2. Step 2: Convert to fraction form
    303,281,988,029.48/418,542,299,634.78 = 167,951,168,465.64/x
  3. Step 3: Cross multiply
    303,281,988,029.48x = 418,542,299,634.78 × 167,951,168,465.64
  4. Step 4: Simplify right side
    303,281,988,029.48x = 70,294,668,275,957,318,549,504
  5. Step 5: Solve for x
    x = 70,294,668,275,957,318,549,504/303,281,988,029.48
  6. Step 6: Final answer
    x = 231,779,898,083.25

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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.