Home / 364,014,763.20-546,022,144.80-320,932,612.80

Finding the Fourth Proportional to 364,014,763.20, 546,022,144.80 and 320,932,612.80

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Solution

The fourth proportional to 364,014,763.20, 546,022,144.80 and 320,932,612.80 is: 481,398,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,014,763.20 : 546,022,144.80 = 320,932,612.80 : x
  2. Step 2: Convert to fraction form
    364,014,763.20/546,022,144.80 = 320,932,612.80/x
  3. Step 3: Cross multiply
    364,014,763.20x = 546,022,144.80 × 320,932,612.80
  4. Step 4: Simplify right side
    364,014,763.20x = 175,236,313,577,323,936
  5. Step 5: Solve for x
    x = 175,236,313,577,323,936/364,014,763.20
  6. Step 6: Final answer
    x = 481,398,919.20

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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.