Home / 192,993,984.69-266,333,756.21-104,887,986.92

Finding the Fourth Proportional to 192,993,984.69, 266,333,756.21 and 104,887,986.92

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Solution

The fourth proportional to 192,993,984.69, 266,333,756.21 and 104,887,986.92 is: 144,746,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,993,984.69 : 266,333,756.21 = 104,887,986.92 : x
  2. Step 2: Convert to fraction form
    192,993,984.69/266,333,756.21 = 104,887,986.92/x
  3. Step 3: Cross multiply
    192,993,984.69x = 266,333,756.21 × 104,887,986.92
  4. Step 4: Simplify right side
    192,993,984.69x = 27,935,211,537,834,396
  5. Step 5: Solve for x
    x = 27,935,211,537,834,396/192,993,984.69
  6. Step 6: Final answer
    x = 144,746,540.07

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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.