Home / 538,051,206.80-807,218,527.80-192,968,850.80

Finding the Fourth Proportional to 538,051,206.80, 807,218,527.80 and 192,968,850.80

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Solution

The fourth proportional to 538,051,206.80, 807,218,527.80 and 192,968,850.80 is: 289,504,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,051,206.80 : 807,218,527.80 = 192,968,850.80 : x
  2. Step 2: Convert to fraction form
    538,051,206.80/807,218,527.80 = 192,968,850.80/x
  3. Step 3: Cross multiply
    538,051,206.80x = 807,218,527.80 × 192,968,850.80
  4. Step 4: Simplify right side
    538,051,206.80x = 155,768,031,654,033,856
  5. Step 5: Solve for x
    x = 155,768,031,654,033,856/538,051,206.80
  6. Step 6: Final answer
    x = 289,504,102.37

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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.