Home / 264,409,620.40-396,677,416.20-127,982,810.80

Finding the Fourth Proportional to 264,409,620.40, 396,677,416.20 and 127,982,810.80

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Solution

The fourth proportional to 264,409,620.40, 396,677,416.20 and 127,982,810.80 is: 192,004,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,409,620.40 : 396,677,416.20 = 127,982,810.80 : x
  2. Step 2: Convert to fraction form
    264,409,620.40/396,677,416.20 = 127,982,810.80/x
  3. Step 3: Cross multiply
    264,409,620.40x = 396,677,416.20 × 127,982,810.80
  4. Step 4: Simplify right side
    264,409,620.40x = 50,767,890,706,157,456
  5. Step 5: Solve for x
    x = 50,767,890,706,157,456/264,409,620.40
  6. Step 6: Final answer
    x = 192,004,703.27

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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.