Home / 401,848,128,001.45-602,772,192,002.19-327,463,394,113.45

Finding the Fourth Proportional to 401,848,128,001.45, 602,772,192,002.19 and 327,463,394,113.45

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Solution

The fourth proportional to 401,848,128,001.45, 602,772,192,002.19 and 327,463,394,113.45 is: 491,195,091,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,848,128,001.45 : 602,772,192,002.19 = 327,463,394,113.45 : x
  2. Step 2: Convert to fraction form
    401,848,128,001.45/602,772,192,002.19 = 327,463,394,113.45/x
  3. Step 3: Cross multiply
    401,848,128,001.45x = 602,772,192,002.19 × 327,463,394,113.45
  4. Step 4: Simplify right side
    401,848,128,001.45x = 197,385,827,870,241,277,870,080
  5. Step 5: Solve for x
    x = 197,385,827,870,241,277,870,080/401,848,128,001.45
  6. Step 6: Final answer
    x = 491,195,091,170.19

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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.