Home / 446,394,836.22-615,116,385.48-345,309,162.18

Finding the Fourth Proportional to 446,394,836.22, 615,116,385.48 and 345,309,162.18

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Solution

The fourth proportional to 446,394,836.22, 615,116,385.48 and 345,309,162.18 is: 475,823,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,394,836.22 : 615,116,385.48 = 345,309,162.18 : x
  2. Step 2: Convert to fraction form
    446,394,836.22/615,116,385.48 = 345,309,162.18/x
  3. Step 3: Cross multiply
    446,394,836.22x = 615,116,385.48 × 345,309,162.18
  4. Step 4: Simplify right side
    446,394,836.22x = 212,405,323,713,288,736
  5. Step 5: Solve for x
    x = 212,405,323,713,288,736/446,394,836.22
  6. Step 6: Final answer
    x = 475,823,881.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.