Home / 285,567,069.35-428,388,735.79-113,003,526.54

Finding the Fourth Proportional to 285,567,069.35, 428,388,735.79 and 113,003,526.54

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Solution

The fourth proportional to 285,567,069.35, 428,388,735.79 and 113,003,526.54 is: 169,520,379.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,567,069.35 : 428,388,735.79 = 113,003,526.54 : x
  2. Step 2: Convert to fraction form
    285,567,069.35/428,388,735.79 = 113,003,526.54/x
  3. Step 3: Cross multiply
    285,567,069.35x = 428,388,735.79 × 113,003,526.54
  4. Step 4: Simplify right side
    285,567,069.35x = 48,409,437,876,030,024
  5. Step 5: Solve for x
    x = 48,409,437,876,030,024/285,567,069.35
  6. Step 6: Final answer
    x = 169,520,379.17

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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.