Home / 193,171,619.20-289,771,425.60-116,329,187.20

Finding the Fourth Proportional to 193,171,619.20, 289,771,425.60 and 116,329,187.20

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Solution

The fourth proportional to 193,171,619.20, 289,771,425.60 and 116,329,187.20 is: 174,502,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,171,619.20 : 289,771,425.60 = 116,329,187.20 : x
  2. Step 2: Convert to fraction form
    193,171,619.20/289,771,425.60 = 116,329,187.20/x
  3. Step 3: Cross multiply
    193,171,619.20x = 289,771,425.60 × 116,329,187.20
  4. Step 4: Simplify right side
    193,171,619.20x = 33,708,874,413,833,276
  5. Step 5: Solve for x
    x = 33,708,874,413,833,276/193,171,619.20
  6. Step 6: Final answer
    x = 174,502,209.76

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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.