Home / 294,039,964.80-440,388,100.80-173,107,612.80

Finding the Fourth Proportional to 294,039,964.80, 440,388,100.80 and 173,107,612.80

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Solution

The fourth proportional to 294,039,964.80, 440,388,100.80 and 173,107,612.80 is: 259,265,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,039,964.80 : 440,388,100.80 = 173,107,612.80 : x
  2. Step 2: Convert to fraction form
    294,039,964.80/440,388,100.80 = 173,107,612.80/x
  3. Step 3: Cross multiply
    294,039,964.80x = 440,388,100.80 × 173,107,612.80
  4. Step 4: Simplify right side
    294,039,964.80x = 76,234,532,835,013,776
  5. Step 5: Solve for x
    x = 76,234,532,835,013,776/294,039,964.80
  6. Step 6: Final answer
    x = 259,265,888.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.