Home / 158,936,823.04-219,283,520.96-92,809,619.68

Finding the Fourth Proportional to 158,936,823.04, 219,283,520.96 and 92,809,619.68

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Solution

The fourth proportional to 158,936,823.04, 219,283,520.96 and 92,809,619.68 is: 128,048,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,936,823.04 : 219,283,520.96 = 92,809,619.68 : x
  2. Step 2: Convert to fraction form
    158,936,823.04/219,283,520.96 = 92,809,619.68/x
  3. Step 3: Cross multiply
    158,936,823.04x = 219,283,520.96 × 92,809,619.68
  4. Step 4: Simplify right side
    158,936,823.04x = 20,351,620,182,388,912
  5. Step 5: Solve for x
    x = 20,351,620,182,388,912/158,936,823.04
  6. Step 6: Final answer
    x = 128,048,489.92

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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.