Home / 243,965,741,999.40-336,668,194,716.09-134,097,739,326.08

Finding the Fourth Proportional to 243,965,741,999.40, 336,668,194,716.09 and 134,097,739,326.08

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Solution

The fourth proportional to 243,965,741,999.40, 336,668,194,716.09 and 134,097,739,326.08 is: 185,052,390,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,965,741,999.40 : 336,668,194,716.09 = 134,097,739,326.08 : x
  2. Step 2: Convert to fraction form
    243,965,741,999.40/336,668,194,716.09 = 134,097,739,326.08/x
  3. Step 3: Cross multiply
    243,965,741,999.40x = 336,668,194,716.09 × 134,097,739,326.08
  4. Step 4: Simplify right side
    243,965,741,999.40x = 45,146,443,814,420,185,350,144
  5. Step 5: Solve for x
    x = 45,146,443,814,420,185,350,144/243,965,741,999.40
  6. Step 6: Final answer
    x = 185,052,390,734.97

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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.