Home / 67,162,643.20-100,576,003.20-53,725,715.20

Finding the Fourth Proportional to 67,162,643.20, 100,576,003.20 and 53,725,715.20

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Solution

The fourth proportional to 67,162,643.20, 100,576,003.20 and 53,725,715.20 is: 80,454,214.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,162,643.20 : 100,576,003.20 = 53,725,715.20 : x
  2. Step 2: Convert to fraction form
    67,162,643.20/100,576,003.20 = 53,725,715.20/x
  3. Step 3: Cross multiply
    67,162,643.20x = 100,576,003.20 × 53,725,715.20
  4. Step 4: Simplify right side
    67,162,643.20x = 5,403,517,703,877,489
  5. Step 5: Solve for x
    x = 5,403,517,703,877,489/67,162,643.20
  6. Step 6: Final answer
    x = 80,454,214.52

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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.