Home / 143,279,273.72-214,918,779.33-44,911,687.88

Finding the Fourth Proportional to 143,279,273.72, 214,918,779.33 and 44,911,687.88

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Solution

The fourth proportional to 143,279,273.72, 214,918,779.33 and 44,911,687.88 is: 67,367,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,279,273.72 : 214,918,779.33 = 44,911,687.88 : x
  2. Step 2: Convert to fraction form
    143,279,273.72/214,918,779.33 = 44,911,687.88/x
  3. Step 3: Cross multiply
    143,279,273.72x = 214,918,779.33 × 44,911,687.88
  4. Step 4: Simplify right side
    143,279,273.72x = 9,652,365,135,744,962
  5. Step 5: Solve for x
    x = 9,652,365,135,744,962/143,279,273.72
  6. Step 6: Final answer
    x = 67,367,490.67

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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.