Home / 192,510,011.80-288,637,491.30-106,289,723.80

Finding the Fourth Proportional to 192,510,011.80, 288,637,491.30 and 106,289,723.80

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Solution

The fourth proportional to 192,510,011.80, 288,637,491.30 and 106,289,723.80 is: 159,364,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,510,011.80 : 288,637,491.30 = 106,289,723.80 : x
  2. Step 2: Convert to fraction form
    192,510,011.80/288,637,491.30 = 106,289,723.80/x
  3. Step 3: Cross multiply
    192,510,011.80x = 288,637,491.30 × 106,289,723.80
  4. Step 4: Simplify right side
    192,510,011.80x = 30,679,199,228,601,904
  5. Step 5: Solve for x
    x = 30,679,199,228,601,904/192,510,011.80
  6. Step 6: Final answer
    x = 159,364,175.10

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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.