Home / 166,024,810.10-249,187,790.10-84,200,610.80

Finding the Fourth Proportional to 166,024,810.10, 249,187,790.10 and 84,200,610.80

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Solution

The fourth proportional to 166,024,810.10, 249,187,790.10 and 84,200,610.80 is: 126,377,281.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,024,810.10 : 249,187,790.10 = 84,200,610.80 : x
  2. Step 2: Convert to fraction form
    166,024,810.10/249,187,790.10 = 84,200,610.80/x
  3. Step 3: Cross multiply
    166,024,810.10x = 249,187,790.10 × 84,200,610.80
  4. Step 4: Simplify right side
    166,024,810.10x = 20,981,764,130,322,192
  5. Step 5: Solve for x
    x = 20,981,764,130,322,192/166,024,810.10
  6. Step 6: Final answer
    x = 126,377,281.31

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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.