Home / 166,461,046.40-249,691,569.60-146,305,654.40

Finding the Fourth Proportional to 166,461,046.40, 249,691,569.60 and 146,305,654.40

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Solution

The fourth proportional to 166,461,046.40, 249,691,569.60 and 146,305,654.40 is: 219,458,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,461,046.40 : 249,691,569.60 = 146,305,654.40 : x
  2. Step 2: Convert to fraction form
    166,461,046.40/249,691,569.60 = 146,305,654.40/x
  3. Step 3: Cross multiply
    166,461,046.40x = 249,691,569.60 × 146,305,654.40
  4. Step 4: Simplify right side
    166,461,046.40x = 36,531,288,488,491,144
  5. Step 5: Solve for x
    x = 36,531,288,488,491,144/166,461,046.40
  6. Step 6: Final answer
    x = 219,458,481.60

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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.