Home / 193,172,381.20-289,772,568.60-116,329,949.20

Finding the Fourth Proportional to 193,172,381.20, 289,772,568.60 and 116,329,949.20

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Solution

The fourth proportional to 193,172,381.20, 289,772,568.60 and 116,329,949.20 is: 174,503,352.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,172,381.20 : 289,772,568.60 = 116,329,949.20 : x
  2. Step 2: Convert to fraction form
    193,172,381.20/289,772,568.60 = 116,329,949.20/x
  3. Step 3: Cross multiply
    193,172,381.20x = 289,772,568.60 × 116,329,949.20
  4. Step 4: Simplify right side
    193,172,381.20x = 33,709,228,184,791,520
  5. Step 5: Solve for x
    x = 33,709,228,184,791,520/193,172,381.20
  6. Step 6: Final answer
    x = 174,503,352.78

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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.