Home / 144,844,390.65-199,890,515.44-82,976,686.64

Finding the Fourth Proportional to 144,844,390.65, 199,890,515.44 and 82,976,686.64

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Solution

The fourth proportional to 144,844,390.65, 199,890,515.44 and 82,976,686.64 is: 114,510,838.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,844,390.65 : 199,890,515.44 = 82,976,686.64 : x
  2. Step 2: Convert to fraction form
    144,844,390.65/199,890,515.44 = 82,976,686.64/x
  3. Step 3: Cross multiply
    144,844,390.65x = 199,890,515.44 × 82,976,686.64
  4. Step 4: Simplify right side
    144,844,390.65x = 16,586,252,661,826,820
  5. Step 5: Solve for x
    x = 16,586,252,661,826,820/144,844,390.65
  6. Step 6: Final answer
    x = 114,510,838.75

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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.