Home / 218,284,190.70-327,471,775.65-72,762,960.30

Finding the Fourth Proportional to 218,284,190.70, 327,471,775.65 and 72,762,960.30

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Solution

The fourth proportional to 218,284,190.70, 327,471,775.65 and 72,762,960.30 is: 109,159,603.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,284,190.70 : 327,471,775.65 = 72,762,960.30 : x
  2. Step 2: Convert to fraction form
    218,284,190.70/327,471,775.65 = 72,762,960.30/x
  3. Step 3: Cross multiply
    218,284,190.70x = 327,471,775.65 × 72,762,960.30
  4. Step 4: Simplify right side
    218,284,190.70x = 23,827,815,810,991,452
  5. Step 5: Solve for x
    x = 23,827,815,810,991,452/218,284,190.70
  6. Step 6: Final answer
    x = 109,159,603.98

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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.