Home / 69,940,174.37-96,478,694.01-49,063,289.69

Finding the Fourth Proportional to 69,940,174.37, 96,478,694.01 and 49,063,289.69

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Solution

The fourth proportional to 69,940,174.37, 96,478,694.01 and 49,063,289.69 is: 67,680,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,940,174.37 : 96,478,694.01 = 49,063,289.69 : x
  2. Step 2: Convert to fraction form
    69,940,174.37/96,478,694.01 = 49,063,289.69/x
  3. Step 3: Cross multiply
    69,940,174.37x = 96,478,694.01 × 49,063,289.69
  4. Step 4: Simplify right side
    69,940,174.37x = 4,733,562,113,366,695
  5. Step 5: Solve for x
    x = 4,733,562,113,366,695/69,940,174.37
  6. Step 6: Final answer
    x = 67,680,158.88

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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.