Home / 204,213,564.99-281,816,518.28-111,394,485.63

Finding the Fourth Proportional to 204,213,564.99, 281,816,518.28 and 111,394,485.63

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Solution

The fourth proportional to 204,213,564.99, 281,816,518.28 and 111,394,485.63 is: 153,725,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,564.99 : 281,816,518.28 = 111,394,485.63 : x
  2. Step 2: Convert to fraction form
    204,213,564.99/281,816,518.28 = 111,394,485.63/x
  3. Step 3: Cross multiply
    204,213,564.99x = 281,816,518.28 × 111,394,485.63
  4. Step 4: Simplify right side
    204,213,564.99x = 31,392,806,095,281,116
  5. Step 5: Solve for x
    x = 31,392,806,095,281,116/204,213,564.99
  6. Step 6: Final answer
    x = 153,725,371.26

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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.