Home / 395,459,287.20-593,188,930.80-379,334,973.60

Finding the Fourth Proportional to 395,459,287.20, 593,188,930.80 and 379,334,973.60

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Solution

The fourth proportional to 395,459,287.20, 593,188,930.80 and 379,334,973.60 is: 569,002,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,459,287.20 : 593,188,930.80 = 379,334,973.60 : x
  2. Step 2: Convert to fraction form
    395,459,287.20/593,188,930.80 = 379,334,973.60/x
  3. Step 3: Cross multiply
    395,459,287.20x = 593,188,930.80 × 379,334,973.60
  4. Step 4: Simplify right side
    395,459,287.20x = 225,017,307,404,830,208
  5. Step 5: Solve for x
    x = 225,017,307,404,830,208/395,459,287.20
  6. Step 6: Final answer
    x = 569,002,460.40

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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.