Home / 131,235,586.40-196,853,379.60-123,677,314.40

Finding the Fourth Proportional to 131,235,586.40, 196,853,379.60 and 123,677,314.40

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Solution

The fourth proportional to 131,235,586.40, 196,853,379.60 and 123,677,314.40 is: 185,515,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,235,586.40 : 196,853,379.60 = 123,677,314.40 : x
  2. Step 2: Convert to fraction form
    131,235,586.40/196,853,379.60 = 123,677,314.40/x
  3. Step 3: Cross multiply
    131,235,586.40x = 196,853,379.60 × 123,677,314.40
  4. Step 4: Simplify right side
    131,235,586.40x = 24,346,297,319,491,748
  5. Step 5: Solve for x
    x = 24,346,297,319,491,748/131,235,586.40
  6. Step 6: Final answer
    x = 185,515,971.60

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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.