Home / 135,959,576.40-203,939,364.60-117,465,429.60

Finding the Fourth Proportional to 135,959,576.40, 203,939,364.60 and 117,465,429.60

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Solution

The fourth proportional to 135,959,576.40, 203,939,364.60 and 117,465,429.60 is: 176,198,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,959,576.40 : 203,939,364.60 = 117,465,429.60 : x
  2. Step 2: Convert to fraction form
    135,959,576.40/203,939,364.60 = 117,465,429.60/x
  3. Step 3: Cross multiply
    135,959,576.40x = 203,939,364.60 × 117,465,429.60
  4. Step 4: Simplify right side
    135,959,576.40x = 23,955,825,075,090,032
  5. Step 5: Solve for x
    x = 23,955,825,075,090,032/135,959,576.40
  6. Step 6: Final answer
    x = 176,198,144.40

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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.