Home / 561,595,379,439.60-775,003,109,844.24-304,678,268,684.64

Finding the Fourth Proportional to 561,595,379,439.60, 775,003,109,844.24 and 304,678,268,684.64

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Solution

The fourth proportional to 561,595,379,439.60, 775,003,109,844.24 and 304,678,268,684.64 is: 420,456,817,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,595,379,439.60 : 775,003,109,844.24 = 304,678,268,684.64 : x
  2. Step 2: Convert to fraction form
    561,595,379,439.60/775,003,109,844.24 = 304,678,268,684.64/x
  3. Step 3: Cross multiply
    561,595,379,439.60x = 775,003,109,844.24 × 304,678,268,684.64
  4. Step 4: Simplify right side
    561,595,379,439.60x = 236,126,605,732,554,926,456,832
  5. Step 5: Solve for x
    x = 236,126,605,732,554,926,456,832/561,595,379,439.60
  6. Step 6: Final answer
    x = 420,456,817,091.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.