Home / 872,963,869,573.25-1,204,677,319,262.70-487,593,839,383.58

Finding the Fourth Proportional to 872,963,869,573.25, 1,204,677,319,262.70 and 487,593,839,383.58

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Solution

The fourth proportional to 872,963,869,573.25, 1,204,677,319,262.70 and 487,593,839,383.58 is: 672,872,337,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,963,869,573.25 : 1,204,677,319,262.70 = 487,593,839,383.58 : x
  2. Step 2: Convert to fraction form
    872,963,869,573.25/1,204,677,319,262.70 = 487,593,839,383.58/x
  3. Step 3: Cross multiply
    872,963,869,573.25x = 1,204,677,319,262.70 × 487,593,839,383.58
  4. Step 4: Simplify right side
    872,963,869,573.25x = 587,393,239,317,618,691,670,016
  5. Step 5: Solve for x
    x = 587,393,239,317,618,691,670,016/872,963,869,573.25
  6. Step 6: Final answer
    x = 672,872,337,322.24

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Double scale
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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.