Home / 195,629,385.60-291,979,141.56-192,400,576.56

Finding the Fourth Proportional to 195,629,385.60, 291,979,141.56 and 192,400,576.56

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Solution

The fourth proportional to 195,629,385.60, 291,979,141.56 and 192,400,576.56 is: 287,160,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,629,385.60 : 291,979,141.56 = 192,400,576.56 : x
  2. Step 2: Convert to fraction form
    195,629,385.60/291,979,141.56 = 192,400,576.56/x
  3. Step 3: Cross multiply
    195,629,385.60x = 291,979,141.56 × 192,400,576.56
  4. Step 4: Simplify right side
    195,629,385.60x = 56,176,955,179,637,856
  5. Step 5: Solve for x
    x = 56,176,955,179,637,856/195,629,385.60
  6. Step 6: Final answer
    x = 287,160,106.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.