Home / 98,340,576.58-135,706,438.56-54,286,629.76

Finding the Fourth Proportional to 98,340,576.58, 135,706,438.56 and 54,286,629.76

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Solution

The fourth proportional to 98,340,576.58, 135,706,438.56 and 54,286,629.76 is: 74,913,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,576.58 : 135,706,438.56 = 54,286,629.76 : x
  2. Step 2: Convert to fraction form
    98,340,576.58/135,706,438.56 = 54,286,629.76/x
  3. Step 3: Cross multiply
    98,340,576.58x = 135,706,438.56 × 54,286,629.76
  4. Step 4: Simplify right side
    98,340,576.58x = 7,367,045,186,154,907
  5. Step 5: Solve for x
    x = 7,367,045,186,154,907/98,340,576.58
  6. Step 6: Final answer
    x = 74,913,585.44

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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.