Home / 166,212,004.80-249,318,007.20-162,810,782.40

Finding the Fourth Proportional to 166,212,004.80, 249,318,007.20 and 162,810,782.40

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Solution

The fourth proportional to 166,212,004.80, 249,318,007.20 and 162,810,782.40 is: 244,216,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,004.80 : 249,318,007.20 = 162,810,782.40 : x
  2. Step 2: Convert to fraction form
    166,212,004.80/249,318,007.20 = 162,810,782.40/x
  3. Step 3: Cross multiply
    166,212,004.80x = 249,318,007.20 × 162,810,782.40
  4. Step 4: Simplify right side
    166,212,004.80x = 40,591,659,818,640,832
  5. Step 5: Solve for x
    x = 40,591,659,818,640,832/166,212,004.80
  6. Step 6: Final answer
    x = 244,216,173.60

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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.