Home / 401,848,128,025.20-602,772,192,037.80-327,463,394,137.20

Finding the Fourth Proportional to 401,848,128,025.20, 602,772,192,037.80 and 327,463,394,137.20

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Solution

The fourth proportional to 401,848,128,025.20, 602,772,192,037.80 and 327,463,394,137.20 is: 491,195,091,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,848,128,025.20 : 602,772,192,037.80 = 327,463,394,137.20 : x
  2. Step 2: Convert to fraction form
    401,848,128,025.20/602,772,192,037.80 = 327,463,394,137.20/x
  3. Step 3: Cross multiply
    401,848,128,025.20x = 602,772,192,037.80 × 327,463,394,137.20
  4. Step 4: Simplify right side
    401,848,128,025.20x = 197,385,827,896,218,146,045,952
  5. Step 5: Solve for x
    x = 197,385,827,896,218,146,045,952/401,848,128,025.20
  6. Step 6: Final answer
    x = 491,195,091,205.80

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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.