Home / 336,077,955.20-504,116,932.80-131,538,051.20

Finding the Fourth Proportional to 336,077,955.20, 504,116,932.80 and 131,538,051.20

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Solution

The fourth proportional to 336,077,955.20, 504,116,932.80 and 131,538,051.20 is: 197,307,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,077,955.20 : 504,116,932.80 = 131,538,051.20 : x
  2. Step 2: Convert to fraction form
    336,077,955.20/504,116,932.80 = 131,538,051.20/x
  3. Step 3: Cross multiply
    336,077,955.20x = 504,116,932.80 × 131,538,051.20
  4. Step 4: Simplify right side
    336,077,955.20x = 66,310,558,917,433,360
  5. Step 5: Solve for x
    x = 66,310,558,917,433,360/336,077,955.20
  6. Step 6: Final answer
    x = 197,307,076.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.