Home / 491,318,784,003.15-736,978,176,004.73-226,839,730,179.15

Finding the Fourth Proportional to 491,318,784,003.15, 736,978,176,004.73 and 226,839,730,179.15

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Solution

The fourth proportional to 491,318,784,003.15, 736,978,176,004.73 and 226,839,730,179.15 is: 340,259,595,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,318,784,003.15 : 736,978,176,004.73 = 226,839,730,179.15 : x
  2. Step 2: Convert to fraction form
    491,318,784,003.15/736,978,176,004.73 = 226,839,730,179.15/x
  3. Step 3: Cross multiply
    491,318,784,003.15x = 736,978,176,004.73 × 226,839,730,179.15
  4. Step 4: Simplify right side
    491,318,784,003.15x = 167,175,930,592,835,059,843,072
  5. Step 5: Solve for x
    x = 167,175,930,592,835,059,843,072/491,318,784,003.15
  6. Step 6: Final answer
    x = 340,259,595,268.73

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Double scale
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Similar ratio
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1.5x scale

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.