Home / 408,957,872,374.20-613,436,808,561.30-339,300,837,622.20

Finding the Fourth Proportional to 408,957,872,374.20, 613,436,808,561.30 and 339,300,837,622.20

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Solution

The fourth proportional to 408,957,872,374.20, 613,436,808,561.30 and 339,300,837,622.20 is: 508,951,256,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,957,872,374.20 : 613,436,808,561.30 = 339,300,837,622.20 : x
  2. Step 2: Convert to fraction form
    408,957,872,374.20/613,436,808,561.30 = 339,300,837,622.20/x
  3. Step 3: Cross multiply
    408,957,872,374.20x = 613,436,808,561.30 × 339,300,837,622.20
  4. Step 4: Simplify right side
    408,957,872,374.20x = 208,139,622,973,138,261,770,240
  5. Step 5: Solve for x
    x = 208,139,622,973,138,261,770,240/408,957,872,374.20
  6. Step 6: Final answer
    x = 508,951,256,433.30

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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.