Home / 132,949,508.40-183,469,620.24-77,208,634.80

Finding the Fourth Proportional to 132,949,508.40, 183,469,620.24 and 77,208,634.80

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Solution

The fourth proportional to 132,949,508.40, 183,469,620.24 and 77,208,634.80 is: 106,547,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,949,508.40 : 183,469,620.24 = 77,208,634.80 : x
  2. Step 2: Convert to fraction form
    132,949,508.40/183,469,620.24 = 77,208,634.80/x
  3. Step 3: Cross multiply
    132,949,508.40x = 183,469,620.24 × 77,208,634.80
  4. Step 4: Simplify right side
    132,949,508.40x = 14,165,438,906,004,848
  5. Step 5: Solve for x
    x = 14,165,438,906,004,848/132,949,508.40
  6. Step 6: Final answer
    x = 106,547,508.72

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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.