Home / 374,481,907.20-561,724,610.40-132,144,811.20

Finding the Fourth Proportional to 374,481,907.20, 561,724,610.40 and 132,144,811.20

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Solution

The fourth proportional to 374,481,907.20, 561,724,610.40 and 132,144,811.20 is: 198,217,834.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,481,907.20 : 561,724,610.40 = 132,144,811.20 : x
  2. Step 2: Convert to fraction form
    374,481,907.20/561,724,610.40 = 132,144,811.20/x
  3. Step 3: Cross multiply
    374,481,907.20x = 561,724,610.40 × 132,144,811.20
  4. Step 4: Simplify right side
    374,481,907.20x = 74,228,992,587,701,552
  5. Step 5: Solve for x
    x = 74,228,992,587,701,552/374,481,907.20
  6. Step 6: Final answer
    x = 198,217,834.19

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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.