Home / 166,463,999.40-249,695,999.10-106,147,122.60

Finding the Fourth Proportional to 166,463,999.40, 249,695,999.10 and 106,147,122.60

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Solution

The fourth proportional to 166,463,999.40, 249,695,999.10 and 106,147,122.60 is: 159,220,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,463,999.40 : 249,695,999.10 = 106,147,122.60 : x
  2. Step 2: Convert to fraction form
    166,463,999.40/249,695,999.10 = 106,147,122.60/x
  3. Step 3: Cross multiply
    166,463,999.40x = 249,695,999.10 × 106,147,122.60
  4. Step 4: Simplify right side
    166,463,999.40x = 26,504,511,829,197,188
  5. Step 5: Solve for x
    x = 26,504,511,829,197,188/166,463,999.40
  6. Step 6: Final answer
    x = 159,220,683.90

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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.