Home / 67,162,576.70-100,575,903.45-53,725,648.70

Finding the Fourth Proportional to 67,162,576.70, 100,575,903.45 and 53,725,648.70

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Solution

The fourth proportional to 67,162,576.70, 100,575,903.45 and 53,725,648.70 is: 80,454,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,162,576.70 : 100,575,903.45 = 53,725,648.70 : x
  2. Step 2: Convert to fraction form
    67,162,576.70/100,575,903.45 = 53,725,648.70/x
  3. Step 3: Cross multiply
    67,162,576.70x = 100,575,903.45 × 53,725,648.70
  4. Step 4: Simplify right side
    67,162,576.70x = 5,403,505,656,439,818
  5. Step 5: Solve for x
    x = 5,403,505,656,439,818/67,162,576.70
  6. Step 6: Final answer
    x = 80,454,114.81

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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.