Home / 374,481,913.20-561,724,619.40-132,144,817.20

Finding the Fourth Proportional to 374,481,913.20, 561,724,619.40 and 132,144,817.20

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Solution

The fourth proportional to 374,481,913.20, 561,724,619.40 and 132,144,817.20 is: 198,217,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,481,913.20 : 561,724,619.40 = 132,144,817.20 : x
  2. Step 2: Convert to fraction form
    374,481,913.20/561,724,619.40 = 132,144,817.20/x
  3. Step 3: Cross multiply
    374,481,913.20x = 561,724,619.40 × 132,144,817.20
  4. Step 4: Simplify right side
    374,481,913.20x = 74,228,997,147,352,576
  5. Step 5: Solve for x
    x = 74,228,997,147,352,576/374,481,913.20
  6. Step 6: Final answer
    x = 198,217,843.19

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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.