Home / 297,237,666.20-444,960,704.10-261,405,858.20

Finding the Fourth Proportional to 297,237,666.20, 444,960,704.10 and 261,405,858.20

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Solution

The fourth proportional to 297,237,666.20, 444,960,704.10 and 261,405,858.20 is: 391,320,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,237,666.20 : 444,960,704.10 = 261,405,858.20 : x
  2. Step 2: Convert to fraction form
    297,237,666.20/444,960,704.10 = 261,405,858.20/x
  3. Step 3: Cross multiply
    297,237,666.20x = 444,960,704.10 × 261,405,858.20
  4. Step 4: Simplify right side
    297,237,666.20x = 116,315,334,720,536,752
  5. Step 5: Solve for x
    x = 116,315,334,720,536,752/297,237,666.20
  6. Step 6: Final answer
    x = 391,320,979.63

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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.