Home / 321,636,315.93-481,237,003.79-190,548,968.41

Finding the Fourth Proportional to 321,636,315.93, 481,237,003.79 and 190,548,968.41

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Solution

The fourth proportional to 321,636,315.93, 481,237,003.79 and 190,548,968.41 is: 285,102,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,636,315.93 : 481,237,003.79 = 190,548,968.41 : x
  2. Step 2: Convert to fraction form
    321,636,315.93/481,237,003.79 = 190,548,968.41/x
  3. Step 3: Cross multiply
    321,636,315.93x = 481,237,003.79 × 190,548,968.41
  4. Step 4: Simplify right side
    321,636,315.93x = 91,699,214,632,903,760
  5. Step 5: Solve for x
    x = 91,699,214,632,903,760/321,636,315.93
  6. Step 6: Final answer
    x = 285,102,179.36

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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.