Home / 321,636,406.44-481,237,139.28-190,549,059.06

Finding the Fourth Proportional to 321,636,406.44, 481,237,139.28 and 190,549,059.06

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Solution

The fourth proportional to 321,636,406.44, 481,237,139.28 and 190,549,059.06 is: 285,102,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,636,406.44 : 481,237,139.28 = 190,549,059.06 : x
  2. Step 2: Convert to fraction form
    321,636,406.44/481,237,139.28 = 190,549,059.06/x
  3. Step 3: Cross multiply
    321,636,406.44x = 481,237,139.28 × 190,549,059.06
  4. Step 4: Simplify right side
    321,636,406.44x = 91,699,284,074,530,160
  5. Step 5: Solve for x
    x = 91,699,284,074,530,160/321,636,406.44
  6. Step 6: Final answer
    x = 285,102,315.03

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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.