Home / 206,225,785.62-284,596,977.80-112,145,434.97

Finding the Fourth Proportional to 206,225,785.62, 284,596,977.80 and 112,145,434.97

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Solution

The fourth proportional to 206,225,785.62, 284,596,977.80 and 112,145,434.97 is: 154,763,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,225,785.62 : 284,596,977.80 = 112,145,434.97 : x
  2. Step 2: Convert to fraction form
    206,225,785.62/284,596,977.80 = 112,145,434.97/x
  3. Step 3: Cross multiply
    206,225,785.62x = 284,596,977.80 × 112,145,434.97
  4. Step 4: Simplify right side
    206,225,785.62x = 31,916,251,865,385,816
  5. Step 5: Solve for x
    x = 31,916,251,865,385,816/206,225,785.62
  6. Step 6: Final answer
    x = 154,763,633.31

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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.