Home / 505,498,512.60-758,247,768.90-448,102,884.60

Finding the Fourth Proportional to 505,498,512.60, 758,247,768.90 and 448,102,884.60

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Solution

The fourth proportional to 505,498,512.60, 758,247,768.90 and 448,102,884.60 is: 672,154,326.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,498,512.60 : 758,247,768.90 = 448,102,884.60 : x
  2. Step 2: Convert to fraction form
    505,498,512.60/758,247,768.90 = 448,102,884.60/x
  3. Step 3: Cross multiply
    505,498,512.60x = 758,247,768.90 × 448,102,884.60
  4. Step 4: Simplify right side
    505,498,512.60x = 339,773,012,485,604,160
  5. Step 5: Solve for x
    x = 339,773,012,485,604,160/505,498,512.60
  6. Step 6: Final answer
    x = 672,154,326.90

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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.