Home / 611,062,988,941.53-843,228,929,308.71-336,693,287,400.54

Finding the Fourth Proportional to 611,062,988,941.53, 843,228,929,308.71 and 336,693,287,400.54

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Solution

The fourth proportional to 611,062,988,941.53, 843,228,929,308.71 and 336,693,287,400.54 is: 464,615,801,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,062,988,941.53 : 843,228,929,308.71 = 336,693,287,400.54 : x
  2. Step 2: Convert to fraction form
    611,062,988,941.53/843,228,929,308.71 = 336,693,287,400.54/x
  3. Step 3: Cross multiply
    611,062,988,941.53x = 843,228,929,308.71 × 336,693,287,400.54
  4. Step 4: Simplify right side
    611,062,988,941.53x = 283,909,520,240,187,084,374,016
  5. Step 5: Solve for x
    x = 283,909,520,240,187,084,374,016/611,062,988,941.53
  6. Step 6: Final answer
    x = 464,615,801,280.93

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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.