Home / 76,583,105.12-105,684,556.88-41,775,795.60

Finding the Fourth Proportional to 76,583,105.12, 105,684,556.88 and 41,775,795.60

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Solution

The fourth proportional to 76,583,105.12, 105,684,556.88 and 41,775,795.60 is: 57,650,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,583,105.12 : 105,684,556.88 = 41,775,795.60 : x
  2. Step 2: Convert to fraction form
    76,583,105.12/105,684,556.88 = 41,775,795.60/x
  3. Step 3: Cross multiply
    76,583,105.12x = 105,684,556.88 × 41,775,795.60
  4. Step 4: Simplify right side
    76,583,105.12x = 4,415,056,446,295,453.50
  5. Step 5: Solve for x
    x = 4,415,056,446,295,453.50/76,583,105.12
  6. Step 6: Final answer
    x = 57,650,528.00

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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.