Home / 677,046,798,903.50-934,296,383,649.60-368,399,370,019.33

Finding the Fourth Proportional to 677,046,798,903.50, 934,296,383,649.60 and 368,399,370,019.33

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Solution

The fourth proportional to 677,046,798,903.50, 934,296,383,649.60 and 368,399,370,019.33 is: 508,375,786,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,046,798,903.50 : 934,296,383,649.60 = 368,399,370,019.33 : x
  2. Step 2: Convert to fraction form
    677,046,798,903.50/934,296,383,649.60 = 368,399,370,019.33/x
  3. Step 3: Cross multiply
    677,046,798,903.50x = 934,296,383,649.60 × 368,399,370,019.33
  4. Step 4: Simplify right side
    677,046,798,903.50x = 344,194,199,147,850,909,089,792
  5. Step 5: Solve for x
    x = 344,194,199,147,850,909,089,792/677,046,798,903.50
  6. Step 6: Final answer
    x = 508,375,786,881.03

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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.