Home / 166,284,907.40-249,294,650.70-70,467,998.60

Finding the Fourth Proportional to 166,284,907.40, 249,294,650.70 and 70,467,998.60

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Solution

The fourth proportional to 166,284,907.40, 249,294,650.70 and 70,467,998.60 is: 105,645,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,284,907.40 : 249,294,650.70 = 70,467,998.60 : x
  2. Step 2: Convert to fraction form
    166,284,907.40/249,294,650.70 = 70,467,998.60/x
  3. Step 3: Cross multiply
    166,284,907.40x = 249,294,650.70 × 70,467,998.60
  4. Step 4: Simplify right side
    166,284,907.40x = 17,567,295,096,515,086
  5. Step 5: Solve for x
    x = 17,567,295,096,515,086/166,284,907.40
  6. Step 6: Final answer
    x = 105,645,758.06

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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.