Home / 491,706,743,823.03-678,509,769,558.20-271,970,706,608.27

Finding the Fourth Proportional to 491,706,743,823.03, 678,509,769,558.20 and 271,970,706,608.27

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Solution

The fourth proportional to 491,706,743,823.03, 678,509,769,558.20 and 271,970,706,608.27 is: 375,294,387,936.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,706,743,823.03 : 678,509,769,558.20 = 271,970,706,608.27 : x
  2. Step 2: Convert to fraction form
    491,706,743,823.03/678,509,769,558.20 = 271,970,706,608.27/x
  3. Step 3: Cross multiply
    491,706,743,823.03x = 678,509,769,558.20 × 271,970,706,608.27
  4. Step 4: Simplify right side
    491,706,743,823.03x = 184,534,781,467,358,088,134,656
  5. Step 5: Solve for x
    x = 184,534,781,467,358,088,134,656/491,706,743,823.03
  6. Step 6: Final answer
    x = 375,294,387,936.59

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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.