Home / 85,047,125.41-127,620,199.97-35,859,893.50

Finding the Fourth Proportional to 85,047,125.41, 127,620,199.97 and 35,859,893.50

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Solution

The fourth proportional to 85,047,125.41, 127,620,199.97 and 35,859,893.50 is: 53,810,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,047,125.41 : 127,620,199.97 = 35,859,893.50 : x
  2. Step 2: Convert to fraction form
    85,047,125.41/127,620,199.97 = 35,859,893.50/x
  3. Step 3: Cross multiply
    85,047,125.41x = 127,620,199.97 × 35,859,893.50
  4. Step 4: Simplify right side
    85,047,125.41x = 4,576,446,778,555,503
  5. Step 5: Solve for x
    x = 4,576,446,778,555,503/85,047,125.41
  6. Step 6: Final answer
    x = 53,810,716.79

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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.