Home / 166,212,469.60-249,318,704.40-154,119,234.40

Finding the Fourth Proportional to 166,212,469.60, 249,318,704.40 and 154,119,234.40

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Solution

The fourth proportional to 166,212,469.60, 249,318,704.40 and 154,119,234.40 is: 231,178,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,469.60 : 249,318,704.40 = 154,119,234.40 : x
  2. Step 2: Convert to fraction form
    166,212,469.60/249,318,704.40 = 154,119,234.40/x
  3. Step 3: Cross multiply
    166,212,469.60x = 249,318,704.40 × 154,119,234.40
  4. Step 4: Simplify right side
    166,212,469.60x = 38,424,807,843,727,912
  5. Step 5: Solve for x
    x = 38,424,807,843,727,912/166,212,469.60
  6. Step 6: Final answer
    x = 231,178,851.60

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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.