Home / 166,460,861.40-249,691,292.10-146,305,469.40

Finding the Fourth Proportional to 166,460,861.40, 249,691,292.10 and 146,305,469.40

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Solution

The fourth proportional to 166,460,861.40, 249,691,292.10 and 146,305,469.40 is: 219,458,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,460,861.40 : 249,691,292.10 = 146,305,469.40 : x
  2. Step 2: Convert to fraction form
    166,460,861.40/249,691,292.10 = 146,305,469.40/x
  3. Step 3: Cross multiply
    166,460,861.40x = 249,691,292.10 × 146,305,469.40
  4. Step 4: Simplify right side
    166,460,861.40x = 36,531,201,695,783,016
  5. Step 5: Solve for x
    x = 36,531,201,695,783,016/166,460,861.40
  6. Step 6: Final answer
    x = 219,458,204.10

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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.