Home / 166,284,908.40-249,294,652.20-70,467,999.60

Finding the Fourth Proportional to 166,284,908.40, 249,294,652.20 and 70,467,999.60

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Solution

The fourth proportional to 166,284,908.40, 249,294,652.20 and 70,467,999.60 is: 105,645,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,284,908.40 : 249,294,652.20 = 70,467,999.60 : x
  2. Step 2: Convert to fraction form
    166,284,908.40/249,294,652.20 = 70,467,999.60/x
  3. Step 3: Cross multiply
    166,284,908.40x = 249,294,652.20 × 70,467,999.60
  4. Step 4: Simplify right side
    166,284,908.40x = 17,567,295,451,511,736
  5. Step 5: Solve for x
    x = 17,567,295,451,511,736/166,284,908.40
  6. Step 6: Final answer
    x = 105,645,759.56

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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.