Home / 298,161,015.60-447,241,523.40-252,811,383.60

Finding the Fourth Proportional to 298,161,015.60, 447,241,523.40 and 252,811,383.60

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Solution

The fourth proportional to 298,161,015.60, 447,241,523.40 and 252,811,383.60 is: 379,217,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,161,015.60 : 447,241,523.40 = 252,811,383.60 : x
  2. Step 2: Convert to fraction form
    298,161,015.60/447,241,523.40 = 252,811,383.60/x
  3. Step 3: Cross multiply
    298,161,015.60x = 447,241,523.40 × 252,811,383.60
  4. Step 4: Simplify right side
    298,161,015.60x = 113,067,748,334,125,760
  5. Step 5: Solve for x
    x = 113,067,748,334,125,760/298,161,015.60
  6. Step 6: Final answer
    x = 379,217,075.40

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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.