Home / 628,098,762.54-942,250,403.46-185,486,212.46

Finding the Fourth Proportional to 628,098,762.54, 942,250,403.46 and 185,486,212.46

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Solution

The fourth proportional to 628,098,762.54, 942,250,403.46 and 185,486,212.46 is: 278,259,517.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,098,762.54 : 942,250,403.46 = 185,486,212.46 : x
  2. Step 2: Convert to fraction form
    628,098,762.54/942,250,403.46 = 185,486,212.46/x
  3. Step 3: Cross multiply
    628,098,762.54x = 942,250,403.46 × 185,486,212.46
  4. Step 4: Simplify right side
    628,098,762.54x = 174,774,458,526,702,304
  5. Step 5: Solve for x
    x = 174,774,458,526,702,304/628,098,762.54
  6. Step 6: Final answer
    x = 278,259,517.37

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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.