Home / 354,297,269.10-531,445,903.65-160,215,015.90

Finding the Fourth Proportional to 354,297,269.10, 531,445,903.65 and 160,215,015.90

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Solution

The fourth proportional to 354,297,269.10, 531,445,903.65 and 160,215,015.90 is: 240,322,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,297,269.10 : 531,445,903.65 = 160,215,015.90 : x
  2. Step 2: Convert to fraction form
    354,297,269.10/531,445,903.65 = 160,215,015.90/x
  3. Step 3: Cross multiply
    354,297,269.10x = 531,445,903.65 × 160,215,015.90
  4. Step 4: Simplify right side
    354,297,269.10x = 85,145,613,903,274,624
  5. Step 5: Solve for x
    x = 85,145,613,903,274,624/354,297,269.10
  6. Step 6: Final answer
    x = 240,322,523.85

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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.