Home / 285,567,070.35-428,388,737.29-113,003,527.54

Finding the Fourth Proportional to 285,567,070.35, 428,388,737.29 and 113,003,527.54

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Solution

The fourth proportional to 285,567,070.35, 428,388,737.29 and 113,003,527.54 is: 169,520,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,567,070.35 : 428,388,737.29 = 113,003,527.54 : x
  2. Step 2: Convert to fraction form
    285,567,070.35/428,388,737.29 = 113,003,527.54/x
  3. Step 3: Cross multiply
    285,567,070.35x = 428,388,737.29 × 113,003,527.54
  4. Step 4: Simplify right side
    285,567,070.35x = 48,409,438,472,176,344
  5. Step 5: Solve for x
    x = 48,409,438,472,176,344/285,567,070.35
  6. Step 6: Final answer
    x = 169,520,380.67

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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.