Home / 321,636,313.93-481,237,000.79-190,548,966.41

Finding the Fourth Proportional to 321,636,313.93, 481,237,000.79 and 190,548,966.41

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Solution

The fourth proportional to 321,636,313.93, 481,237,000.79 and 190,548,966.41 is: 285,102,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,636,313.93 : 481,237,000.79 = 190,548,966.41 : x
  2. Step 2: Convert to fraction form
    321,636,313.93/481,237,000.79 = 190,548,966.41/x
  3. Step 3: Cross multiply
    321,636,313.93x = 481,237,000.79 × 190,548,966.41
  4. Step 4: Simplify right side
    321,636,313.93x = 91,699,213,098,782,848
  5. Step 5: Solve for x
    x = 91,699,213,098,782,848/321,636,313.93
  6. Step 6: Final answer
    x = 285,102,176.37

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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.