Home / 55,254,559.50-120,311,835.75

Finding the Third Proportional to 55,254,559.50 and 120,311,835.75

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Solution

The third proportional to 55,254,559.50 and 120,311,835.75 is: 261,968,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254,559.50 : 120,311,835.75 = 120,311,835.75 : x
  2. Step 2: Convert to fraction form
    55,254,559.50/120,311,835.75 = 120,311,835.75/x
  3. Step 3: Cross multiply
    55,254,559.50x = 120,311,835.75 × 120,311,835.75
  4. Step 4: Simplify right side
    55,254,559.50x = 14,474,937,821,534,978
  5. Step 5: Solve for x
    x = 14,474,937,821,534,978/55,254,559.50
  6. Step 6: Final answer
    x = 261,968,205.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.