Home / 193,172,405.20-289,772,604.60-116,329,973.20

Finding the Fourth Proportional to 193,172,405.20, 289,772,604.60 and 116,329,973.20

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Solution

The fourth proportional to 193,172,405.20, 289,772,604.60 and 116,329,973.20 is: 174,503,388.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,172,405.20 : 289,772,604.60 = 116,329,973.20 : x
  2. Step 2: Convert to fraction form
    193,172,405.20/289,772,604.60 = 116,329,973.20/x
  3. Step 3: Cross multiply
    193,172,405.20x = 289,772,604.60 × 116,329,973.20
  4. Step 4: Simplify right side
    193,172,405.20x = 33,709,239,327,212,200
  5. Step 5: Solve for x
    x = 33,709,239,327,212,200/193,172,405.20
  6. Step 6: Final answer
    x = 174,503,388.79

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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.