Home / 193,173,891.20-289,774,833.60-116,331,459.20

Finding the Fourth Proportional to 193,173,891.20, 289,774,833.60 and 116,331,459.20

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Solution

The fourth proportional to 193,173,891.20, 289,774,833.60 and 116,331,459.20 is: 174,505,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,173,891.20 : 289,774,833.60 = 116,331,459.20 : x
  2. Step 2: Convert to fraction form
    193,173,891.20/289,774,833.60 = 116,331,459.20/x
  3. Step 3: Cross multiply
    193,173,891.20x = 289,774,833.60 × 116,331,459.20
  4. Step 4: Simplify right side
    193,173,891.20x = 33,709,929,232,125,192
  5. Step 5: Solve for x
    x = 33,709,929,232,125,192/193,173,891.20
  6. Step 6: Final answer
    x = 174,505,617.83

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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.