Home / 166,059,664.70-249,231,214.65-74,084,942.30

Finding the Fourth Proportional to 166,059,664.70, 249,231,214.65 and 74,084,942.30

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Solution

The fourth proportional to 166,059,664.70, 249,231,214.65 and 74,084,942.30 is: 111,190,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,059,664.70 : 249,231,214.65 = 74,084,942.30 : x
  2. Step 2: Convert to fraction form
    166,059,664.70/249,231,214.65 = 74,084,942.30/x
  3. Step 3: Cross multiply
    166,059,664.70x = 249,231,214.65 × 74,084,942.30
  4. Step 4: Simplify right side
    166,059,664.70x = 18,464,280,156,704,164
  5. Step 5: Solve for x
    x = 18,464,280,156,704,164/166,059,664.70
  6. Step 6: Final answer
    x = 111,190,638.56

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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.