Home / 65,416,222.80-90,274,992.75-36,048,606.30

Finding the Fourth Proportional to 65,416,222.80, 90,274,992.75 and 36,048,606.30

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Solution

The fourth proportional to 65,416,222.80, 90,274,992.75 and 36,048,606.30 is: 49,747,410.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,416,222.80 : 90,274,992.75 = 36,048,606.30 : x
  2. Step 2: Convert to fraction form
    65,416,222.80/90,274,992.75 = 36,048,606.30/x
  3. Step 3: Cross multiply
    65,416,222.80x = 90,274,992.75 × 36,048,606.30
  4. Step 4: Simplify right side
    65,416,222.80x = 3,254,287,672,380,104
  5. Step 5: Solve for x
    x = 3,254,287,672,380,104/65,416,222.80
  6. Step 6: Final answer
    x = 49,747,410.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.