Home / 382,401,042.40-573,601,563.60-353,065,499.20

Finding the Fourth Proportional to 382,401,042.40, 573,601,563.60 and 353,065,499.20

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Solution

The fourth proportional to 382,401,042.40, 573,601,563.60 and 353,065,499.20 is: 529,598,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,401,042.40 : 573,601,563.60 = 353,065,499.20 : x
  2. Step 2: Convert to fraction form
    382,401,042.40/573,601,563.60 = 353,065,499.20/x
  3. Step 3: Cross multiply
    382,401,042.40x = 573,601,563.60 × 353,065,499.20
  4. Step 4: Simplify right side
    382,401,042.40x = 202,518,922,394,334,560
  5. Step 5: Solve for x
    x = 202,518,922,394,334,560/382,401,042.40
  6. Step 6: Final answer
    x = 529,598,248.80

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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.