Home / 355,023,004.80-532,534,507.20-200,054,809.20

Finding the Fourth Proportional to 355,023,004.80, 532,534,507.20 and 200,054,809.20

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Solution

The fourth proportional to 355,023,004.80, 532,534,507.20 and 200,054,809.20 is: 300,082,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,023,004.80 : 532,534,507.20 = 200,054,809.20 : x
  2. Step 2: Convert to fraction form
    355,023,004.80/532,534,507.20 = 200,054,809.20/x
  3. Step 3: Cross multiply
    355,023,004.80x = 532,534,507.20 × 200,054,809.20
  4. Step 4: Simplify right side
    355,023,004.80x = 106,536,089,230,312,016
  5. Step 5: Solve for x
    x = 106,536,089,230,312,016/355,023,004.80
  6. Step 6: Final answer
    x = 300,082,213.80

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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.