Home / 401,848,128,000.45-602,772,192,000.69-327,463,394,112.45

Finding the Fourth Proportional to 401,848,128,000.45, 602,772,192,000.69 and 327,463,394,112.45

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Solution

The fourth proportional to 401,848,128,000.45, 602,772,192,000.69 and 327,463,394,112.45 is: 491,195,091,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,848,128,000.45 : 602,772,192,000.69 = 327,463,394,112.45 : x
  2. Step 2: Convert to fraction form
    401,848,128,000.45/602,772,192,000.69 = 327,463,394,112.45/x
  3. Step 3: Cross multiply
    401,848,128,000.45x = 602,772,192,000.69 × 327,463,394,112.45
  4. Step 4: Simplify right side
    401,848,128,000.45x = 197,385,827,869,147,302,723,584
  5. Step 5: Solve for x
    x = 197,385,827,869,147,302,723,584/401,848,128,000.45
  6. Step 6: Final answer
    x = 491,195,091,168.69

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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.