Home / 194,238,423.60-291,310,979.40-112,179,850.80

Finding the Fourth Proportional to 194,238,423.60, 291,310,979.40 and 112,179,850.80

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Solution

The fourth proportional to 194,238,423.60, 291,310,979.40 and 112,179,850.80 is: 168,242,830.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,238,423.60 : 291,310,979.40 = 112,179,850.80 : x
  2. Step 2: Convert to fraction form
    194,238,423.60/291,310,979.40 = 112,179,850.80/x
  3. Step 3: Cross multiply
    194,238,423.60x = 291,310,979.40 × 112,179,850.80
  4. Step 4: Simplify right side
    194,238,423.60x = 32,679,222,205,493,868
  5. Step 5: Solve for x
    x = 32,679,222,205,493,868/194,238,423.60
  6. Step 6: Final answer
    x = 168,242,830.64

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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.